Irregular Verbs and Question Words

What

Qué

Where

Dónde

why

por qué

for what

Para qué

How

comó

how much

cuanto/a

Who

quién

Which (one)

Cuål

When

cuándo

How many

cuantos/as

Whose

de quién

which (ones)

cuáles

Irregular verbs that exchange o → ue do not change for which verb form

nosotros

acordar

→ acuerd( )

to agree on

acostar

—> acuest( )

to lie down

almorzar

—> almuerz( )

to eat lunch

aprobar

—> aprueb ( )

to approve

apostar

—> apuest( )

to bet

colgar

→ cuelg( )

to hang (up)

contar

→ cuent( )

to count, tell

monstrar

→muenstr( )

to show

costar

→ cuest( )

to cost

devolver

→ devuelv( )

to return (an object)

dormir

duerm( )

to sleep

encontrar

encuentr( )

to find

envolver

envuelv( )

to wrap (up)

morder

muerd( )

to bite

morir

muer( )

mover

muev( )

to move (an object)

poder

pued( )

to be able/can

probar

prueb( )

to prove,taste,test

recordar

recuerd( )

to remember

resollar

resuell ( )

to breath heavily

resolver

resuelv ( )

to solve

rogar

rueg( )

to beg

sonar

suen( )

to sound

soñar

sueñ( )

to dream

tostar

tuest( )

to toast

volver

vuelv( )

to return

revolver

revuelv ( )

to stir

volar

vuel( )

to fly

acertar

aciert( )

to get right

adventir

advient( )

to warn

cerrar

cierr ( )

to close

comenzar

comienz( )

to begin

confesar

confies( )

to confess

convertir

conviert ( )

to convert

defender

defiend( )

to defend

d

devertir

deviert( )

to amuse

empezar

empiez( )

to begin

encender

enciend( )

to light, kindle

entender

entiend( )

to understand

regar

rieg( )

to spill, water

hervir

hierv( )

to boil

mentir

mient( )

to lie

negar

nieg( )

to deny

pensar

piens( )

to think

perder

pierd( )

to lose

preferir

prefier( )

to prefer

presentir

presient( )

to have a feeling that

querer

quier( )

to want/love (person)

recordar

recuerd( )

to remember

referir

refier( )

to refer

sentir

sient( )

to feel

sugerir

sugier ( )

to suggest

temblar

tiembl( )

to tremble

tentar

tient( )

to tempt, touch

tropezar

tropiez( )

to stumble

bendecir

bendigo (only the yo form changes to the g)

bendic( )

to bless

competir

compit( )

to compete

conseguir

consig( )

to obtain, get

colegir

colijo (only the yo form replaces the g for j)

colig( )

to deduce

derretir

derrit( )

to melt

despedir

despid( )

to fire, say bye

elegir

elig( )

to elect

freír

frí( )

to fry

gemir

gim( )

to groan, moan

impedir

impid( )

to impede, prevent

maldecir

maldigo (only the yo form)

maldic( )

to curse

medir

mid( )

to measure

pedir

pid( )

to request, ask for

perseguir

persig( )

to pursue

reir

ri( )

to laugh

repetir

repit( )

to repete

seguir

sig( )

to follow, continue

servir

sirv( )

to serve, be useful, work

sonreir

sonri( )

to smile