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A2-er verbregular

creer

To believe — and the everyday “I think” that has nothing to do with believing.

Quick answer

creer · creo, crees, cree, creemos, creéis, creen

to believe, to think. Fully regular, so the endings carry over to every other -er verb.

Conjugation

PersonPresentPreteriteImperfectFuture
yocreocreícreíacreeré
túcreescreístecreíascreerás
él / ella / ustedcreecreyócreíacreerá
nosotroscreemoscreímoscreíamoscreeremos
vosotroscreéiscreísteiscreíaiscreeréis
ellos / ustedescreencreyeroncreíancreerán

Orange marks a form you cannot guess from the rules.

Non-finiteForm
gerundcreyendo
past participlecreído
imperative (tú)cree
subjunctive (yo)crea

Which form to learn first

creo que. Almost every opinion you give in Spanish starts with those two words.

Where you will actually use it

Creo que sí.I think so.
Creo que no.I don’t think so.
No creo que sea verdad.I don’t think it’s true — the negative takes the subjunctive.
¿Tú crees?You think so?
No me lo creo.I don’t believe it — creerse for disbelief.
Creyó todo lo que dije.He believed everything I said.
Ya lo creo.You bet. / Absolutely.

Typical mistakes

Creo eso es verdad.

Creo que eso es verdad.

English drops “that”, Spanish never drops que.

Creí el libro interesante… (meaning “I believed him”)

Le creí.

Believing a person takes an indirect object: le creo, no le creo.

Ella creió la historia.

Ella creyó la historia.

Between two vowels the i turns into a y: creyó, creyeron, creyendo.

Check yourself

Ella no me ___ ayer.

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