English verb conjugation
TO UNDERPERFORM

Regular verb: underperform - underperformed - underperformed

Indicative

Present	Present continuous	Preterite	Preterite continuous
do I underperform? do you underperform? does she underperform? do we underperform? do you underperform? do they underperform?	am I underperforming? are you underperforming? is she underperforming? are we underperforming? are you underperforming? are they underperforming?	did I underperform? did you underperform? did she underperform? did we underperform? did you underperform? did they underperform?	was I underperforming? were you underperforming? was she underperforming? were we underperforming? were you underperforming? were they underperforming?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
have I underperformed? have you underperformed? has she underperformed? have we underperformed? have you underperformed? have they underperformed?	have I been underperforming? have you been underperforming? has she been underperforming? have we been underperforming? have you been underperforming? have they been underperforming?	had I underperformed? had you underperformed? had she underperformed? had we underperformed? had you underperformed? had they underperformed?	had I been underperforming? had you been underperforming? had she been underperforming? had we been underperforming? had you been underperforming? had they been underperforming?
Future	Future continuous	Future perfect	Future perfect continuous
will I underperform? will you underperform? will she underperform? will we underperform? will you underperform? will they underperform?	will I be underperforming? will you be underperforming? will she be underperforming? will we be underperforming? will you be underperforming? will they be underperforming?	will I have underperformed? will you have underperformed? will she have underperformed? will we have underperformed? will you have underperformed? will they have underperformed?	will I have been underperforming? will you have been underperforming? will she have been underperforming? will we have been underperforming? will you have been underperforming? will they have been underperforming?

Conditional

Present	Present continuous	Past	Past continuous
would I underperform? would you underperform? would she underperform? would we underperform? would you underperform? would they underperform?	would I be underperforming? would you be underperforming? would she be underperforming? would we be underperforming? would you be underperforming? would they be underperforming?	would I have underperformed? would you have underperformed? would she have underperformed? would we have underperformed? would you have underperformed? would they have underperformed?	would I have been underperforming? would you have been underperforming? would she have been underperforming? would we have been underperforming? would you have been underperforming? would they have been underperforming?

Infinitive

Imperative

Infinitive		Imperative
to underperform		- - -

Participle

Present	Past
underperforming	underperformed