Short answer
- Use que when the clause describes a specific noun mentioned earlier in the sentence. Que works like that, which, who, or whom in English. Example: El informe que preparé es útil. The report that I prepared is useful. Use lo que when the phrase stands for a whole idea, event, or statement, not for one named noun. Lo que works like what, or the thing that, in English. Example: Lo que explicaste es correcto. What you explained is correct. Use el que, la que, los que, or las que when you mean a specific person or thing identified by gender and number, as in the one who or the ones that. Use lo cual in more formal writing to refer back to a whole preceding clause, usually after a comma. Write qué with an accent mark in questions and exclamations, direct or indirect. Write que without an accent mark when it links a clause to a noun or joins clauses. * Quick test: if you can point to a noun earlier in the sentence, use que. If you can only point to an idea, use lo que.
Introduction
Que and lo que look almost identical, and that is exactly why they confuse learners. The difference is clear once you see what each one points to. Que points back to a specific noun already mentioned. Lo que points to a whole idea, event, or statement that has not been named as a single noun. This guide explains both forms, the related forms el que, la que, los que, las que, and lo cual, the accent difference between que and qué, common preposition combinations, the error called dequeísmo, and a short decision routine you can use in real sentences. Every example gives the Spanish first and then a plain English translation, so you can check the grammar and the meaning at the same time.
What Que Means in Spanish
Que is one of the most common words in Spanish, and it has several jobs. This article focuses on its job as a relative pronoun, the word that links a clause to a noun. Learners also meet que in other roles, and separating those roles prevents a lot of confusion.
As a relative pronoun, que introduces a clause that gives extra information about a noun. The noun is called the antecedent, because it comes before the clause. In El informe que preparé es útil, informe is the antecedent, and que preparé tells you which report. The Diccionario de la lengua española describes this use directly: que introduces a relative clause and refers to an expressed antecedent, generally a noun, as in Se pondrá los vestidos que tú elijas, she will wear the dresses that you choose. The Diccionario panhispánico de dudas adds that que can refer to people or to things, which is why it covers English that, which, who, and whom in this role.
Que as a relative pronoun does not change for gender or number. It stays que whether the noun is masculine, feminine, singular, or plural, unlike el que, la que, los que, and las que, covered below, where the article changes.
Que also appears as a conjunction meaning that, as in Creo que viene mañana, I think that she is coming tomorrow. The dictionary lists this separately: as a conjunction, que introduces a subordinate noun clause, as in Quiero que estudies, I want you to study. Que also appears in comparisons, as in más que, more than. And with an accent mark, qué asks a question or exclaims, as in ¿Qué quieres? What do you want? Those uses are real, but they are not the same choice as que versus lo que.
Explicit and Implicit Antecedents
Ask whether the antecedent is stated, or only understood. A stated antecedent is explicit; an understood one is implicit. With an explicit antecedent, que follows the noun directly: La casa que compramos necesita reparaciones. The house that we bought needs repairs.
With an implicit antecedent, there is no noun stated before the relative. Spanish then normally requires the article form. El que llegó primero ganó. The one who arrived first won. The Diccionario panhispánico de dudas puts the rule this way: with an implicit antecedent, the relative is built obligatorily with the article, and it may or may not be preceded by a preposition depending on the job the clause does in the main sentence.
There is one well known exception. When the clause has an indefinite implicit antecedent, with the sense of something that or nothing that, and it depends on verbs such as haber and tener, no article is used. In this setting the academy notes the relative can be written with or without the accent mark. When que follows haber or tener directly, with no preposition, and an infinitive follows, only the stressed form written qué is possible, as in Siempre hay qué comer en esta casa, there is always something to eat in this house.
Practical lesson: if no noun is stated and you mean a specific person or thing, use el que, la que, los que, or las que. If you mean a whole idea, use lo que. If the phrase means something to do after tener or haber, expect qué.
What Lo Que Means in Spanish
Lo que is a phrase, not a single word, and lo does important work in it. Lo is the neuter article here. Spanish nouns are masculine or feminine, so lo does not point to one of them. It points to something abstract: a whole idea, situation, statement, or event. That is why lo que translates well as what, or the thing that.
The Nueva gramática description of the neuter article helps explain why. The article lo never goes directly before a noun, because Spanish has no neuter nouns. Instead it appears before adjectives, prepositional phrases, and relative clauses, as in lo bueno, lo de siempre, and lo que tú digas. In lo que, lo turns the relative clause into a noun like unit that can act as a subject or an object.
Lo que can act as the subject of a sentence: Lo que pasó fue sorprendente. What happened was surprising. It can act as the object: No entiendo lo que dices. I do not understand what you are saying. It can follow a preposition: Estoy de acuerdo con lo que dices. I agree with what you are saying. In each case, lo que stands for a clause sized idea, not for a single noun you could underline earlier in the sentence.
Examples that show the idea reading clearly:
- Lo que propongo es un paseo por el barrio. What I propose is a walk around the neighborhood. What I propose is a whole plan, not one named object.
- Todavía recuerdo lo que aprendimos en aquel viaje en tren. I still remember what we learned on that train journey. What we learned is a whole set of lessons, not a noun from earlier in the sentence.
- Me gusta lo que cocinas. I like what you cook. What you cook is a general set of things, not one specific dish already named.
If you try to replace lo que with que in those sentences, the grammar breaks or the meaning shifts, because que needs a specific noun to point back to. That missing noun is the signal.
The dictionary also records a second use of lo que: it introduces an explanatory relative clause whose antecedent is a whole clause, as in Recibió un gran aplauso, lo que le animó a seguir. He received loud applause, which encouraged him to continue. Here lo que looks back at the entire preceding statement, not at the noun aplauso alone.
Que vs Lo Que: Side by Side
| Feature | Que | Lo que | | Points to | A specific noun mentioned earlier | A whole idea, event, or statement | | English equivalents | That, which, who, whom | What, the thing that | | Changes for gender or number | No, que stays the same | No, lo que stays the same | | Needs a stated antecedent noun | Yes, in the basic pattern | No, the idea itself is what it refers to | | Example | El apartamento que reservamos es luminoso | Lo que reservamos fue perfecto | | Translation of example | The apartment that we booked is bright | What we booked was perfect |
Notice the last pair. El apartamento que reservamos names the apartment first, then que points back to it. Lo que reservamos does not name an object first. It lets the whole booking event be the thing discussed.
The same verb can take either form. La carta que escribiste llegó ayer, the letter that you wrote arrived yesterday, names the noun. Lo que escribiste llegó ayer, what you wrote arrived yesterday, treats the writing as an unnamed whole. The choice is about whether the noun is named, not about the verb.
Restrictive and Explanatory Relative Clauses
Relative clauses do two jobs. A restrictive clause, called especificativa, narrows down which noun you mean. An explanatory clause, called explicativa, adds extra information about a noun already identified. Spanish marks the difference with commas, and the choice can affect whether an article appears with que after a preposition.
With no preposition, que is built without the article in both kinds. La mano que le tendió el viejo era blanda. The hand that the old man held out was soft. La niña, que no tendría más de cinco años, seguía aferrada a su bolso. The girl, who could not have been more than five, was still clutching her bag.
After a preposition, explanatory clauses normally take the article: Su primer novio, al que amó intensamente, se marchó antes de la boda. Her first boyfriend, whom she loved intensely, left before the wedding. Omitting the article here is now an archaism. In restrictive clauses after a preposition, the article is required when the clause is negative, as in un tema del que no se ha hablado demasiado, a topic that has not been talked about much, and in direct or indirect object roles, as in un hombre al que amo, a man whom I love. With a, con, de, en, and por in other roles, the article may appear or not, though it is usually more common, especially with por.
Safe defaults: with no preposition, use que alone for a named noun. After a preposition, include the matching article, as in la casa en la que viví, the house in which I lived.
El Que, La Que, Los Que, and Las Que
Spanish also has forms with an article plus que, often confused with lo que. They refer to a specific noun that may be understood from context rather than repeated. The Diccionario panhispánico de dudas states the core fact: when que is preceded by an article, it forms the complex relative el que, which varies in gender and number according to the word it refers to: el que, la que, lo que, los que, las que. The article is the part that changes. Que itself does not.
- El que llegó primero ganó. The one who arrived first won. El que refers to a specific male person, understood from context.
- La que me gusta es la roja. The one I like is the red one. La que refers to a specific feminine noun, understood from context.
- Los que estudian aprueban. Those who study pass. Los que refers to a specific plural group.
- Las que compré son caras. The ones I bought are expensive. Las que refers to specific feminine plural items.
Lo que is different because lo is neuter and abstract. El que points to a specific masculine thing or person. Lo que points to an idea. Compare: Me gusta el que compraste means I like the specific one, masculine, that you bought. Me gusta lo que compraste means I like what you bought, as a whole, without naming a specific item.
Lo que vs el que, lo que vs la que, and lo que vs los que all follow the same logic. If you can name or point to the specific noun, use the article form that matches it. If you can only describe the idea, use lo que.
Lo Cual vs Lo Que
Lo cual is another phrase that refers to a whole idea, and it often appears in more formal writing. It usually refers back to an entire previous clause or statement, and it often follows a comma or a preposition.
- Llegó tarde, lo cual me sorprendió. He arrived late, which surprised me. Lo cual refers to the whole fact of arriving late.
- Dijo que no vendría, lo cual es una lástima. She said she would not come, which is a pity.
The Diccionario panhispánico de dudas entry for cual gives the rule for this form. Preceded by an article, with variation in gender and number, cual forms the complex relative pronoun el cual, la cual, lo cual, los cuales, las cuales. It is always used with an explicit antecedent, and when the antecedent is a whole clause, the neuter form lo cual is obligatory. Its example is Era guapo y disponía de dinero, lo cual le facilitaba el éxito. He was handsome and had money, which made success easier for him. Notice that the antecedent is not one noun. It is the whole preceding situation.
Lo que and lo cual overlap, but they are not always interchangeable. Lo que often starts a clause that acts as subject or object, as in Lo que dices es importante, what you say is important. Lo cual more often comments on a clause already stated, especially after a comma. The cual entry adds two points: in almost all contexts que can replace cual and is more frequent in everyday speech, and cual and que must never be used together, so el cual que and lo cual que are incorrect.
De Lo Que, Por Lo Que, and Other Preposition Combinations
Lo que follows prepositions, and the preposition changes the meaning of the whole phrase. Learn these as combinations, not as isolated words.
- De lo que: of what, about what. Habla de lo que pasó. She talks about what happened.
- Por lo que: for what, judging by what, or therefore, depending on context. Por lo que veo, no viene. Judging by what I see, she is not coming.
- Con lo que: with what. Estoy contento con lo que tengo. I am happy with what I have.
- En lo que: in what, or while, depending on context. En lo que respecta a eso, estoy de acuerdo. As far as that is concerned, I agree.
- A lo que: to what. Vamos a lo que importa. Let us get to what matters.
Para que introduces purpose and is followed by the subjunctive. Trabajo para que podamos viajar. I work so that we can travel. Do not confuse para que, purpose, with por lo que, a comment on what has been said or seen. Quiero que shows a related pattern: Quiero que vengas, I want you to come, where que is a conjunction introducing a noun clause, not a relative pronoun.
De Que, Dequeísmo, and Queísmo
De que is a different issue from de lo que. Some verbs and expressions require de before que in a subordinate clause, while others do not. Adding de where it is not required is a well known error called dequeísmo. The Diccionario panhispánico de dudas defines it directly: dequeísmo is the improper use of the preposition de before the conjunction que when the preposition is not grammatically justified.
Creo que viene is correct, because creer takes a direct object clause with no preposition. Adding de after creo is dequeísmo. The academy lists the main settings: before a direct object clause, especially with verbs of thinking such as pensar, opinar, creer, and considerar, verbs of speaking such as decir, verbs of feeling such as temer, and verbs of perception such as ver and oír; before a subject clause, as in the incorrect Me alegra de que sean felices for Me alegra que sean felices; inside an emphatic relative copular clause, as in the incorrect Lo que interesa es de que estén contentos for Lo que interesa es que estén contentos; and inside set phrases that do not take de, such as a medida que, a menos que, and una vez que.
The opposite error is queísmo: dropping a required preposition. Estoy seguro de que viene is correct, because seguro requires de. Me alegro de que seáis felices is correct for the same reason: alegrarse requires a complement headed by de. The rule depends on the verb or expression, so learn it verb by verb.
The academy gives two tests. First, turn the statement into a question: ¿De qué está seguro? maps to Está seguro de que, ¿Qué opina? maps to Opina que, and ¿En qué insistió? maps to Insistió en que. Second, replace the clause with eso: Se preocupa de eso maps to Se preocupa de que, Le preocupa eso maps to Le preocupa que, and Insistió en eso maps to Insistió en que.
Que With an Accent: Qué vs Que
Accent marks change que completely, and this is one of the most useful distinctions in Spanish spelling.
The Diccionario panhispánico de dudas gives the spelling rule: as a relative pronoun, que is normally unstressed and written without an accent mark, unlike interrogative or exclamative qué. As a conjunction, que is always unstressed and written without an accent mark. Qué, by contrast, is stressed and must be written with the diacritic accent mark.
Qué with an accent mark asks a question or exclaims:
- ¿Qué quieres? What do you want?
- ¿Qué es esto? What is this?
- ¡Qué bonito! How beautiful!
- No sé qué hacer. I do not know what to do. Here qué appears in an indirect question, and it still carries an accent mark.
Que without an accent mark, in a relative clause, does not ask a question. It links:
- El libro que quiero está aquí. The book that I want is here.
- La casa que me gusta es grande. The house that I like is big.
Que vs qué is therefore not a choice between two relative pronouns. It is a choice between a linking word and a question word. If the sentence asks what, or wonders what, qué with an accent mark is usually right. If the sentence links a clause to a noun, que without an accent mark is usually right.
Lo qué is not a standard combination. If you find yourself writing lo qué, check whether you mean lo que, the idea phrase, or qué alone in a question. The qué after tener and haber, as in No hay qué leer, is a different pattern covered above, and it does not create a lo qué form.
Common Mistakes With Que and Lo Que
- Using que where lo que is needed, because the idea has no named noun. Say No comprendo lo que propones, not the version with que alone, when what you propose is the whole idea.
- Using lo que where que is needed, because a specific noun is already named. Say El concierto que escuchamos, not the lo que version, when concierto is the noun being described.
- Writing lo qué with an accent mark. The idea phrase is lo que, without an accent mark. Qué with an accent mark belongs in questions and exclamations, plus the specific tener and haber pattern explained above.
- Forgetting the article forms. When you mean the one, use el que or la que, not lo que, unless you truly mean the abstract idea.
- Adding de after verbs that do not take it, or dropping de after expressions that require it. Use the question test and the eso test when you are unsure.
- Translating English what directly as que. English what in a relative sense, as in What I need, usually needs lo que.
- Dropping the article after a preposition. In careful Spanish, keep it, as in la ciudad en la que vivo, the city in which I live.
Practice: Choose Que or Lo Que
Try these before reading the answers. Ask first whether a specific noun is named, or whether the phrase stands for a whole idea.
- El correo ___ recibí esta mañana explica el cambio. A specific email.
- No logro entender ___ intentas explicar. A whole explanation.
- El profesor ___ nos ayudó ayer es muy paciente. A specific teacher.
- ___ busco es una solución sencilla. A whole need.
- El restaurante ___ visitamos el sábado sirve comida casera. A specific restaurant.
- ___ ocurrió durante la reunión cambió el plan. A whole event.
- La carta ___ escribiste llegó ayer. A specific letter.
- No sé ___ prefieres para la cena. A whole preference.
- El jardín ___ cuidamos en verano está florecido. A specific garden.
- ___ más disfruto es caminar por el parque. A general preference.
Answers: 1 que, 2 lo que, 3 que, 4 lo que, 5 que, 6 lo que, 7 que, 8 lo que, 9 que, 10 lo que.
A Decision Routine for Real Sentences
When you hesitate, ask three questions in order. First, is there a specific noun earlier in the sentence that the clause describes? If yes, use que, or el que, la que, los que, or las que if the grammar calls for an article, especially after a preposition or when the noun is only understood. Second, does the phrase stand for a whole idea, event, or statement, with no single noun to point to? If yes, use lo que, or lo cual if you are commenting formally on a clause you have already stated. Third, am I asking a question or exclaiming, directly or indirectly? If yes, use qué with an accent mark, not que or lo que.
If your doubt is about de que, add a fourth step: turn the sentence into a question and replace the clause with eso. If de survives both tests, keep it. If it survives neither, drop it. That routine covers most cases learners meet, and it does not overturn the core distinction: que points to a noun, lo que points to an idea.
Frequently Asked Questions
What is the difference between que and lo que?
Que points back to a specific noun mentioned earlier in the sentence and works like that, which, who, or whom. Lo que stands for a whole idea, event, or statement that has not been named as a single noun and works like what, or the thing that.
When do I use el que, la que, los que, or las que instead of que?
Use the article forms when you mean a specific person or thing identified by gender and number, especially when the noun is understood rather than repeated, or after a preposition. Lo que is the neuter form and points to an idea.
What is the difference between lo que and lo cual?
Both can refer back to a whole preceding clause. Lo cual is more formal, normally follows a comma or a preposition, and its neuter form is obligatory when the antecedent is a whole clause. Lo que is more common in everyday speech.
Why is qué written with an accent mark in some sentences?
Qué with an accent mark is the stressed interrogative or exclamative form, used in direct and indirect questions and in exclamations. Que without an accent mark is the unstressed relative pronoun or conjunction. The accent mark distinguishes the two words in writing.
Is lo qué ever correct?
No, not as the idea phrase. The idea phrase is lo que, without an accent mark. Qué with an accent mark appears on its own in questions, and in the specific pattern after tener and haber meaning something to do, as in No hay qué leer, but it does not combine with lo.
How can I tell whether de que is correct?
Use the two academy tests. Turn the statement into a question: if the question needs de, the statement needs de que. Then replace the clause with eso: if de stays before eso, keep de que. If neither test keeps de, drop it. Dropping a required de, as after estar seguro, is queísmo.
Does que change for masculine, feminine, singular, or plural nouns?
No. Relative que itself stays the same for every gender and number. Only the article in el que, la que, lo que, los que, and las que changes to match the reference.
Can lo que be the subject of a sentence?
Yes. Lo que can act as subject, object, or the object of a preposition, because lo turns the clause into a noun like unit: Lo que pasó fue sorprendente, and No entiendo lo que dices.
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Sources & references
- Real Academia Española and Asociación de Academias de la Lengua Española, Diccionario de la lengua española, entry for que: relative pronoun introducing a relative clause and referring to an expressed antecedent, generally nominal; the forms el que, la que, and neuter lo que; lo que introducing an explanatory relative clause with a clause antecedent; conjunction uses including noun clauses, comparisons, and sentence initial que.
- Real Academia Española and Asociación de Academias de la Lengua Española, Diccionario panhispánico de dudas, entry for que: relative que is normally unstressed and written without an accent mark, unlike interrogative or exclamative qué; relative clauses with explicit or implicit antecedents; article forms el que, la que, lo que, los que, las que varying in gender and number; restrictive and explanatory clause patterns with and without prepositions; the indefinite implicit antecedent pattern with haber and tener.
- Real Academia Española and Asociación de Academias de la Lengua Española, Diccionario panhispánico de dudas, entry for cual: el cual, la cual, lo cual, los cuales, las cuales as complex relative pronouns, always with an explicit antecedent; obligatory neuter lo cual when the antecedent is a whole clause; que as the more frequent everyday alternative in almost all contexts; cual and que never used together.
- Real Academia Española and Asociación de Academias de la Lengua Española, Diccionario panhispánico de dudas, entry for dequeísmo: dequeísmo as the improper use of de before the conjunction que when the preposition is not grammatically justified; its main settings with direct object clauses, subject clauses, emphatic relative copular clauses, and set conjunction phrases; the required de in Me alegro de que; and the question test and eso substitution test for deciding between que and de que.
- Real Academia Española and Asociación de Academias de la Lengua Española, Nueva gramática de la lengua española (NGLE), §14.9, on lo que as a neuter relative with an elided neuter antecedent.
- Real Academia Española and Asociación de Academias de la Lengua Española, Nueva gramática de la lengua española (NGLE), §46.1, on que as a relative pronoun and conjunction.