English verb conjugation
TO WARN

Regular verb: warn - warned - warned

Indicative

Present	Present continuous	Preterite	Preterite continuous
do I warn? do you warn? does he warn? do we warn? do you warn? do they warn?	am I warning? are you warning? is he warning? are we warning? are you warning? are they warning?	did I warn? did you warn? did he warn? did we warn? did you warn? did they warn?	was I warning? were you warning? was he warning? were we warning? were you warning? were they warning?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
have I warned? have you warned? has he warned? have we warned? have you warned? have they warned?	have I been warning? have you been warning? has he been warning? have we been warning? have you been warning? have they been warning?	had I warned? had you warned? had he warned? had we warned? had you warned? had they warned?	had I been warning? had you been warning? had he been warning? had we been warning? had you been warning? had they been warning?
Future	Future continuous	Future perfect	Future perfect continuous
will I warn? will you warn? will he warn? will we warn? will you warn? will they warn?	will I be warning? will you be warning? will he be warning? will we be warning? will you be warning? will they be warning?	will I have warned? will you have warned? will he have warned? will we have warned? will you have warned? will they have warned?	will I have been warning? will you have been warning? will he have been warning? will we have been warning? will you have been warning? will they have been warning?

Conditional

Present	Present continuous	Past	Past continuous
would I warn? would you warn? would he warn? would we warn? would you warn? would they warn?	would I be warning? would you be warning? would he be warning? would we be warning? would you be warning? would they be warning?	would I have warned? would you have warned? would he have warned? would we have warned? would you have warned? would they have warned?	would I have been warning? would you have been warning? would he have been warning? would we have been warning? would you have been warning? would they have been warning?

Infinitive

Imperative

Infinitive		Imperative
to warn		- - -

Participle

Present	Past
warning	warned