English verb conjugation
TO UNDERMINE

Regular verb: undermine - undermined - undermined

Indicative

Present	Present continuous	Preterite	Preterite continuous
don't I undermine? don't you undermine? doesn't he undermine? don't we undermine? don't you undermine? don't they undermine?	am I not undermining? aren't you undermining? isn't he undermining? aren't we undermining? aren't you undermining? aren't they undermining?	didn't I undermine? didn't you undermine? didn't he undermine? didn't we undermine? didn't you undermine? didn't they undermine?	wasn't I undermining? weren't you undermining? wasn't he undermining? weren't we undermining? weren't you undermining? weren't they undermining?
Present perfect	Present perfect continuous	Pluperfect	Pluperfect continuous
haven't I undermined? haven't you undermined? hasn't he undermined? haven't we undermined? haven't you undermined? haven't they undermined?	haven't I been undermining? haven't you been undermining? hasn't he been undermining? haven't we been undermining? haven't you been undermining? haven't they been undermining?	hadn't I undermined? hadn't you undermined? hadn't he undermined? hadn't we undermined? hadn't you undermined? hadn't they undermined?	hadn't I been undermining? hadn't you been undermining? hadn't he been undermining? hadn't we been undermining? hadn't you been undermining? hadn't they been undermining?
Future	Future continuous	Future perfect	Future perfect continuous
won't I undermine? won't you undermine? won't he undermine? won't we undermine? won't you undermine? won't they undermine?	won't I be undermining? won't you be undermining? won't he be undermining? won't we be undermining? won't you be undermining? won't they be undermining?	won't I have undermined? won't you have undermined? won't he have undermined? won't we have undermined? won't you have undermined? won't they have undermined?	won't I have been undermining? won't you have been undermining? won't he have been undermining? won't we have been undermining? won't you have been undermining? won't they have been undermining?

Conditional

Present	Present continuous	Past	Past continuous
wouldn't I undermine? wouldn't you undermine? wouldn't he undermine? wouldn't we undermine? wouldn't you undermine? wouldn't they undermine?	wouldn't I be undermining? wouldn't you be undermining? wouldn't he be undermining? wouldn't we be undermining? wouldn't you be undermining? wouldn't they be undermining?	wouldn't I have undermined? wouldn't you have undermined? wouldn't he have undermined? wouldn't we have undermined? wouldn't you have undermined? wouldn't they have undermined?	wouldn't I have been undermining? wouldn't you have been undermining? wouldn't he have been undermining? wouldn't we have been undermining? wouldn't you have been undermining? wouldn't they have been undermining?

Infinitive

Imperative

Infinitive		Imperative
to undermine		- - -

Participle

Present	Past
undermining	undermined