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listings provide verb infinitives, coded by colored balls.
Click on the colored ball to hear the infinitive. Also
indicated are stem-changes, irregular YO
form endings, subjunctive stems, and preterite irregularities.
These key bits of information should be sufficient for
any intermediate learner to successfully conjugate any
given tense for a given verb. See what you can do!
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Click
on an icon or word below to hear instructions:
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español
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stem
change |
"yo"
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subj
stem |
¿pretérito? |
¿futuro? |
inglés
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identificar |
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identifiqu- |
1st
c-qu |
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to
identify |
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ignorar |
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ignor- |
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to
ignore |
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igualar |
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igual- |
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to
equalize, equate, even, level, smoothe |
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ilegalizar |
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ilegalic- |
1st
z-c |
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to
make illegal |
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iluminar |
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ilumin- |
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to
illuminate, light, light up |
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ilustrar |
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ilustr- |
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to
illustrate, show, enlighten |
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imaginar |
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imagin- |
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to
imagine |
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imitar |
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imit- |
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to
imitate |
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impartir |
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impart- |
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to
impart |
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impedir |
e-i |
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impid- |
3rd
e-i |
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to
impede |
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implantar |
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implant- |
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to
implant |
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implementar |
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implement- |
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to
implement |
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implicar |
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impliqu- |
1st
c-qu |
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to
implicate, involve, entangle |
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imponer |
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-go |
impong- |
impus- |
impondr- |
to
impose |
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importar |
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import- |
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to
import, to be important |
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impresionar |
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impresion- |
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to
impress, affect, influence |
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imprimir |
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imprim- |
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to
print |
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incapacitar |
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incapacit- |
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to
incapacitate |
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incluir |
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-yo |
incluy- |
3rd
i-y |
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to
include |
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incorporar |
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incorpor- |
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to
incorporate |
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incrementar |
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increment- |
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to
increment |
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incurrir |
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incurr- |
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to
incur |
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indicar |
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indiqu- |
1st
c-qu |
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to
indicate, point, point out |
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inducir |
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-zco |
induzc- |
induj- |
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to
induce, persuade, instigate |
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industrializar |
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industrialic- |
1st
z-c |
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to
industrialize |
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infectar |
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infect- |
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to
infect |
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inferir |
e-ie |
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infier- |
3rd
e-i |
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to
infer |
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inflamar |
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inflam- |
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to
inflame |
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infligir |
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-jo |
inflij- |
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to
inflict |
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influir |
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-yo |
influy- |
3rd
i-y |
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to
influence, act on |
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informar |
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inform- |
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to
inform |
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ingerir |
e-ie
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ingier-
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3rd
e-i |
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to
ingest |
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ingresar |
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ingres- |
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to
enter, join a group, become a member |
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iniciar |
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inici- |
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to
initiate |
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inmigrar |
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inmigr- |
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to
immigrate |
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inscribir |
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inscrib- |
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to
inscribe |
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insertar |
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insert- |
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to
insert, introduce |
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insinuar |
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-úo |
insinú- |
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to
insinuate |
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insistir |
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insist- |
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to
insist |
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inspeccionar |
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inspeccion- |
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to
inspect, examine, survey, oversee |
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inspirar |
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inspir- |
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to
inspire |
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instalar |
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instal- |
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to
install |
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instaurar |
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instaur- |
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to
restore, re-establish, renew |
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instigar |
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instigu-
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1st
g-gu |
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to
instigate, incite, urge |
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instituir |
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-yo |
instituy- |
3rd
i-y |
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to
institute, found, establish |
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instruir |
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-yo |
instruy- |
3rd
i-y |
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to
instruct, teach, train, educate |
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insultar |
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insult- |
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to
insult |
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integrar |
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integr- |
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to
integrate, compose, form, make up |
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intentar |
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intent- |
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to
intend, try, attempt, endeavor, mean, purpose |
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intercambiar |
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intercambi- |
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to
interchange, exchange |
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interesar |
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interes- |
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to
interest |
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interpretar |
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interpret- |
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to
interpret |
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intervenir |
e-ie |
-go |
interveng- |
intervin- |
intervendr- |
to
intervene |
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interrogar |
o-ue |
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interruegu- |
1st
g-gu |
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to
interrogate, question |
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interrumpir |
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interrump- |
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to
interrupt |
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introducir |
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-zco |
introduzc- |
introduj- |
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to
introduce |
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invadir |
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invad- |
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to
invade |
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inventar |
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invent- |
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to
invent |
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inventariar |
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-ío |
inventarí- |
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to
inventory |
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invernar |
e-ie
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inviern-
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to
hibernate, winter |
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invertir |
e-ie |
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inviert- |
3rd
e-i |
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to
invest |
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investigar |
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investigu- |
1st
g-gu |
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to
investigate, search, research |
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investir |
e-i
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invist-
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3rd
e-i |
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to
invest, endow, establish (legally) |
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invitar |
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invit- |
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to
invite |
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invocar |
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invoqu-
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1st
c-qu |
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to
invoke |
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inyectar |
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inyect- |
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to
inject |
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ir |
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-oy |
vay- |
fui |
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to
go |
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irrigar |
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irrigu-
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1st
g-gu |
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to
irrigate |
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irritar |
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irrit- |
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to
irritate |
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irrogar |
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irrogu-
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1st
g-gu |
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to
cause, occasion (harm, danger) |
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To
add to your vocabulary.