English verb conjugation COULD OVERTIGHTEN

Regular verb: overtighten - overtightened - overtightened

Affirmation

Simple form

I could overtighten
you could overtighten
she could overtighten
we could overtighten
you could overtighten
they could overtighten

V-ing form

I could be overtightening
you could be overtightening
she could be overtightening
we could be overtightening
you could be overtightening
they could be overtightening

Perfect

I could have overtightened
you could have overtightened
she could have overtightened
we could have overtightened
you could have overtightened
they could have overtightened

V-ing perfect

I could have been overtightening
you could have been overtightening
she could have been overtightening
we could have been overtightening
you could have been overtightening
they could have been overtightening

Negation

Simple form

I could not overtighten
you could not overtighten
she could not overtighten
we could not overtighten
you could not overtighten
they could not overtighten

V-ing form

I could not be overtightening
you could not be overtightening
she could not be overtightening
we could not be overtightening
you could not be overtightening
they could not be overtightening

Perfect

I could not have overtightened
you could not have overtightened
she could not have overtightened
we could not have overtightened
you could not have overtightened
they could not have overtightened

V-ing perfect

I could not have been overtightening
you could not have been overtightening
she could not have been overtightening
we could not have been overtightening
you could not have been overtightening
they could not have been overtightening

Interrogative form

Simple form

could I overtighten?
could you overtighten?
could she overtighten?
could we overtighten?
could you overtighten?
could they overtighten?

V-ing form

could I be overtightening?
could you be overtightening?
could she be overtightening?
could we be overtightening?
could you be overtightening?
could they be overtightening?

Perfect

could I have overtightened?
could you have overtightened?
could she have overtightened?
could we have overtightened?
could you have overtightened?
could they have overtightened?

V-ing perfect

could I have been overtightening?
could you have been overtightening?
could she have been overtightening?
could we have been overtightening?
could you have been overtightening?
could they have been overtightening?

Interro-negative form

Simple form

could I not overtighten?
could you not overtighten?
could she not overtighten?
could we not overtighten?
could you not overtighten?
could they not overtighten?

V-ing form

could I not be overtightening?
could you not be overtightening?
could she not be overtightening?
could we not be overtightening?
could you not be overtightening?
could they not be overtightening?

Perfect

could I not have overtightened?
could you not have overtightened?
could she not have overtightened?
could we not have overtightened?
could you not have overtightened?
could they not have overtightened?

V-ing perfect

could I not have been overtightening?
could you not have been overtightening?
could she not have been overtightening?
could we not have been overtightening?
could you not have been overtightening?
could they not have been overtightening?

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