English verb conjugation COULD UNDERGIRD

Irregular verb: undergird - undergirt, undergirded - undergirt, undergirded

Affirmation

Simple form

I could undergird
you could undergird
he could undergird
we could undergird
you could undergird
they could undergird

V-ing form

I could be undergirding
you could be undergirding
he could be undergirding
we could be undergirding
you could be undergirding
they could be undergirding

Perfect

I could have undergirt, undergirded
you could have undergirt, undergirded
he could have undergirt, undergirded
we could have undergirt, undergirded
you could have undergirt, undergirded
they could have undergirt, undergirded

V-ing perfect

I could have been undergirding
you could have been undergirding
he could have been undergirding
we could have been undergirding
you could have been undergirding
they could have been undergirding

Negation

Simple form

I couldn't undergird
you couldn't undergird
he couldn't undergird
we couldn't undergird
you couldn't undergird
they couldn't undergird

V-ing form

I couldn't be undergirding
you couldn't be undergirding
he couldn't be undergirding
we couldn't be undergirding
you couldn't be undergirding
they couldn't be undergirding

Perfect

I couldn't have undergirt, undergirded
you couldn't have undergirt, undergirded
he couldn't have undergirt, undergirded
we couldn't have undergirt, undergirded
you couldn't have undergirt, undergirded
they couldn't have undergirt, undergirded

V-ing perfect

I couldn't have been undergirding
you couldn't have been undergirding
he couldn't have been undergirding
we couldn't have been undergirding
you couldn't have been undergirding
they couldn't have been undergirding

Interrogative form

Simple form

could I undergird?
could you undergird?
could he undergird?
could we undergird?
could you undergird?
could they undergird?

V-ing form

could I be undergirding?
could you be undergirding?
could he be undergirding?
could we be undergirding?
could you be undergirding?
could they be undergirding?

Perfect

could I have undergirt, undergirded?
could you have undergirt, undergirded?
could he have undergirt, undergirded?
could we have undergirt, undergirded?
could you have undergirt, undergirded?
could they have undergirt, undergirded?

V-ing perfect

could I have been undergirding?
could you have been undergirding?
could he have been undergirding?
could we have been undergirding?
could you have been undergirding?
could they have been undergirding?

Interro-negative form

Simple form

couldn't I undergird?
couldn't you undergird?
couldn't he undergird?
couldn't we undergird?
couldn't you undergird?
couldn't they undergird?

V-ing form

couldn't I be undergirding?
couldn't you be undergirding?
couldn't he be undergirding?
couldn't we be undergirding?
couldn't you be undergirding?
couldn't they be undergirding?

Perfect

couldn't I have undergirt, undergirded?
couldn't you have undergirt, undergirded?
couldn't he have undergirt, undergirded?
couldn't we have undergirt, undergirded?
couldn't you have undergirt, undergirded?
couldn't they have undergirt, undergirded?

V-ing perfect

couldn't I have been undergirding?
couldn't you have been undergirding?
couldn't he have been undergirding?
couldn't we have been undergirding?
couldn't you have been undergirding?
couldn't they have been undergirding?

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