English verb conjugation
TO UNDERUSE

Regular verb: underuse - underused - underused

Indicative

Present	Present continuous	Preterite	Preterite continuous
do I not underuse? do you not underuse? does he not underuse? do we not underuse? do you not underuse? do they not underuse?	am I not underusing? are you not underusing? is he not underusing? are we not underusing? are you not underusing? are they not underusing?	did I not underuse? did you not underuse? did he not underuse? did we not underuse? did you not underuse? did they not underuse?	was I not underusing? were you not underusing? was he not underusing? were we not underusing? were you not underusing? were they not underusing?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
have I not underused? have you not underused? has he not underused? have we not underused? have you not underused? have they not underused?	have I not been underusing? have you not been underusing? has he not been underusing? have we not been underusing? have you not been underusing? have they not been underusing?	had I not underused? had you not underused? had he not underused? had we not underused? had you not underused? had they not underused?	had I not been underusing? had you not been underusing? had he not been underusing? had we not been underusing? had you not been underusing? had they not been underusing?
Future	Future continuous	Future perfect	Future perfect continuous
will I not underuse? will you not underuse? will he not underuse? will we not underuse? will you not underuse? will they not underuse?	will I not be underusing? will you not be underusing? will he not be underusing? will we not be underusing? will you not be underusing? will they not be underusing?	will I not have underused? will you not have underused? will he not have underused? will we not have underused? will you not have underused? will they not have underused?	will I not have been underusing? will you not have been underusing? will he not have been underusing? will we not have been underusing? will you not have been underusing? will they not have been underusing?

Conditional

Present	Present continuous	Past	Past continuous
would I not underuse? would you not underuse? would he not underuse? would we not underuse? would you not underuse? would they not underuse?	would I not be underusing? would you not be underusing? would he not be underusing? would we not be underusing? would you not be underusing? would they not be underusing?	would I not have underused? would you not have underused? would he not have underused? would we not have underused? would you not have underused? would they not have underused?	would I not have been underusing? would you not have been underusing? would he not have been underusing? would we not have been underusing? would you not have been underusing? would they not have been underusing?

Infinitive

Imperative

Infinitive		Imperative
to underuse		- - -

Participle

Present	Past
underusing	underused