Irregular Spanish Verbs

Torres de Serrans

There are many irregular verbs in the Spanish language. This lesson covers some of the common irregular verbs, showing how to conjugate them in the present and preterite tenses.

This lesson includes online flashcards and a quiz to help you learn these common irregular Spanish verbs.

Stem Changes in the Present Tense

Many verbs that have an e in the stem change the e to ie in the present tense in cases where the e is stressed. For example, the e in pensar (to think) changes to ie in pienso (I think). Similarly Many verbs that have an o in the stem change the o to ue in the present tense in cases where the o is stressed. For example, the o in poder (to be able) changes to ue in puedo (I am able).

Some verbs add a g in the first person present tense when the stem of the verb ends in n, such as tengo (I have) from tener (to have).

Preterite Tense

In Spanish there are many irregular verbs in the preterite tense, including some of the most common verbs. Some of the verbs are very irregular, but since they are very common, you'll have the opportunity to get a lot of practice. The tables below show you how to conjugate these irregular verbs.

Irregular Verb Tables

Andar (To Walk)

present preterite
ando anduve I walk/walked
andas anduviste you walk/walked
anda anduvo he/she/it walks/walked
andamos anduvimos we walk/walked
andáis anduvisteis you (pl) walk/walked
andan anduvieron they walk/walked

Caber (To Fit)

present preterite
quepo cupe I fit
cabes cupiste you fit
cabe cupo he/she/it fit
cabemos cupimos we fit
cabéis cupisteis you (pl) fit
caben cupieron they fit

Dar (To Give)

present preterite
doy di I give/gave
das diste you give/gave
da dio he/she/it gives/gave
damos dimos we give/gave
dais disteis you (pl) give/gave
dan dieron they give/gave

Decir (To Say)

present preterite
digo dije I say/said
dices dijiste you say/said
dice dijo he/she/it says/said
decimos dijimos we say/said
decís dijisteis you (pl) say/said
dicen dijeron they say/said

Hacer (To Do)

present preterite
hago hice I do/did
haces hiciste You do/did
hace hizo he/she/it does/did
hacemos hicimos we do/did
haceís hicisteis you (pl) do/did
hacen hicieron they do/did

Estar (To Be)

present preterite
estoy estuve I am/was
estás estuviste you are/were
está estuvo he/she/it is/was
estamos estuvimos we are/were
estáis estuvisteis you (pl) are/were
están estuvieron they are/were

Ir (To Go)

present preterite
voy fui I go/went
vas fuiste you go/went
va fue he/she/it goes/went
vamos fuimos we go/went
vais fuisteis you (pl) go/went
van fueron they go/went

Oír (To Hear)

present preterite
oigo I hear/heard
oyes oíste you hear/heard
oye oyó he/she/it hears/heard
oímos oímos we hear/heard
oís oísteis you (pl) hear/heard
oyen oyeron they hear/heard

Poder (To Be Able)

present preterite
puedo pude I am/was able
puedes pudiste you are/were able
puede pudo he/she/it is/was able
podimos pudimos we are/were able
podéis pudisteis you (pl) are/were able
pueden pudieron they are/were able

Poner (To Put)

present preterite
pongo puse I put/placed
pones pusiste you put/placed
pone puso he/she/it put/placed
ponemos pusimos we put/placed
ponéis pusisteis you (pl) put/placed
ponen pusieron they put/placed

Producir (To Produce)

present preterite
produzco produje I produce/produced
produces produjiste you produce/produced
produce produjo he/she/it produces/produced
producimos produjimos we produce/produced
producís produjisteis you (pl) produce/produced
producen produjieron they produce/produced

Querer (To want)

present preterite
quiero quise I wanted
quieres quisiste you wanted
quiere quiso he/she/it wanted
queremos quisimos we wanted
queréis quisisteis you (pl) wanted
quieron quisieron they wanted

Saber (To Know)

present preterite
supe I know/knew
sabes supiste you know/knew
sabe supo he/she/it knows/knew
sabemos supimos we know/knew
sabéis supisteis you (pl) know/knew
saben supieron they know/knew

Ser (To Be)

present past
soy fui I am/was
eres fuiste you are/were
es fue he/she/it is/was
somos fuimos we are/were
sois fuisteis you (pl) are/were
son fueron they are/were

Tener (To Have)

present preterite
tengo tuve I have/had
tienes tuviste you have/had
tiene tuvo he/she/it has/had
tenemos tuvimos we have/had
tenéis tuvisteis you (pl) have/had
tienen tuvieron they have/had

Traer (To Bring)

present preterite
traigo traje I bring/brought
traes trajiste you bring/brought
trae trajo he/she/it brings/brought
traemos trajimos we bring/brought
traéis trajisteis you (pl) bring/brought
traen trajeron they bring/brought

Venir (To Come)

present preterite
vengo vine I come/came
vienes viniste you come/came
viene vino he/she/it comes/came
venimos vinimos we come/came
venís vinisteis you (pl) come/came
vienen vinieron they come/came

Ver (To See)

present preterite
veo vi I see/saw
ves viste you see/saw
ve vio he/she/it sees/saw
vemos vimos we see/saw
veis visteis you (pl) see/saw
ven vieron they see/saw


Vimos el perro. We saw the dog.
¿Qué te dijo ella? What did she say to you?
Lo puse en la mesa. I put it on the table.
Él me lo dio. He gave it to me.

Irregular Imperatives

Here are some common verbs that have irregular imperative forms. Have a look at Imperative Mood for more information on the imperative form of Spanish verbs.

Polite Imperative

The following table shows the polite imperative form of several irregular verbs.

Infinitive Singular Plural
dar dén give
estar esté estén be
decir diga digan say
empezar empiece empiecen start
ir vaya vayan go
saber sepa sepan know
traer traiga traigan bring

Familiar Imperative

Several common verbs have irregular familiar imperative forms.

  • no dés - don't give
  • di - say
  • haz - do
  • ve - go
  • no vayas - don't go
  • pon - put
  • sal - leave
  • sé - be
  • ten - have
  • ven - come


Here are some flashcards to help you learn the irregular Spanish verbs included in this lesson.


This quiz covers the Spanish irregular verbs included in this lesson. You'll get practice with both the present and preterite tenses of the verbs. The questions will be a bit different each time you take the quiz.