Other forms to underpin ? | do not underpin | male gender | remove contraction
Modal : no | may | might | can | could | shall | should | will | would | must | ought to
Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation TO UNDERPIN
Regular verb: underpin - underpinned - underpinned
Indicative
Present
I underpinyou underpin
she underpins
we underpin
you underpin
they underpin
Present continuous
I'm underpinningyou're underpinning
she's underpinning
we're underpinning
you're underpinning
they're underpinning
Preterite
I underpinnedyou underpinned
she underpinned
we underpinned
you underpinned
they underpinned
Preterite continuous
I was underpinningyou were underpinning
she was underpinning
we were underpinning
you were underpinning
they were underpinning
Present perfect
I've underpinnedyou've underpinned
she's underpinned
we've underpinned
you've underpinned
they've underpinned
Present perfect continuous
I've been underpinningyou've been underpinning
she's been underpinning
we've been underpinning
you've been underpinning
they've been underpinning
Pluperfect
I'd underpinnedyou'd underpinned
she'd underpinned
we'd underpinned
you'd underpinned
they'd underpinned
Pluperfect continuous
I'd been underpinningyou'd been underpinning
she'd been underpinning
we'd been underpinning
you'd been underpinning
they'd been underpinning
Future
I'll underpinyou'll underpin
she'll underpin
we'll underpin
you'll underpin
they'll underpin
Future continuous
I'll be underpinningyou'll be underpinning
she'll be underpinning
we'll be underpinning
you'll be underpinning
they'll be underpinning
Future perfect
I'll have underpinnedyou'll have underpinned
she'll have underpinned
we'll have underpinned
you'll have underpinned
they'll have underpinned
Future perfect continuous
I'll have been underpinningyou'll have been underpinning
she'll have been underpinning
we'll have been underpinning
you'll have been underpinning
they'll have been underpinning
Conditional
Present
I'd underpinyou'd underpin
she'd underpin
we'd underpin
you'd underpin
they'd underpin
Present continuous
I'd be underpinningyou'd be underpinning
she'd be underpinning
we'd be underpinning
you'd be underpinning
they'd be underpinning
Past
I'd have underpinnedyou'd have underpinned
she'd have underpinned
we'd have underpinned
you'd have underpinned
they'd have underpinned
Past continuous
I'd have been underpinningyou'd have been underpinning
she'd have been underpinning
we'd have been underpinning
you'd have been underpinning
they'd have been underpinning
Imperative
Imperative
underpinLet's underpin
underpin
Infinitive
Infinitive
to underpinParticiple
Present
underpinningPast
underpinned