English verb conjugation COULD EXPIRE EXPIRE

Regular verb: expire expire - expire expired - expire expired

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I could expire expire
you could expire expire
he could expire expire
we could expire expire
you could expire expire
they could expire expire

V-ing form

I could be expire expiring
you could be expire expiring
he could be expire expiring
we could be expire expiring
you could be expire expiring
they could be expire expiring

Perfect

I could have expire expired
you could have expire expired
he could have expire expired
we could have expire expired
you could have expire expired
they could have expire expired

V-ing perfect

I could have been expire expiring
you could have been expire expiring
he could have been expire expiring
we could have been expire expiring
you could have been expire expiring
they could have been expire expiring

Negation

Simple form

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

V-ing form

I couldn't be expire expiring
you couldn't be expire expiring
he couldn't be expire expiring
we couldn't be expire expiring
you couldn't be expire expiring
they couldn't be expire expiring

Perfect

I couldn't have expire expired
you couldn't have expire expired
he couldn't have expire expired
we couldn't have expire expired
you couldn't have expire expired
they couldn't have expire expired

V-ing perfect

I couldn't have been expire expiring
you couldn't have been expire expiring
he couldn't have been expire expiring
we couldn't have been expire expiring
you couldn't have been expire expiring
they couldn't have been expire expiring

Interrogative form

Simple form

could I expire expire?
could you expire expire?
could he expire expire?
could we expire expire?
could you expire expire?
could they expire expire?

V-ing form

could I be expire expiring?
could you be expire expiring?
could he be expire expiring?
could we be expire expiring?
could you be expire expiring?
could they be expire expiring?

Perfect

could I have expire expired?
could you have expire expired?
could he have expire expired?
could we have expire expired?
could you have expire expired?
could they have expire expired?

V-ing perfect

could I have been expire expiring?
could you have been expire expiring?
could he have been expire expiring?
could we have been expire expiring?
could you have been expire expiring?
could they have been expire expiring?

Interro-negative form

Simple form

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

V-ing form

couldn't I be expire expiring?
couldn't you be expire expiring?
couldn't he be expire expiring?
couldn't we be expire expiring?
couldn't you be expire expiring?
couldn't they be expire expiring?

Perfect

couldn't I have expire expired?
couldn't you have expire expired?
couldn't he have expire expired?
couldn't we have expire expired?
couldn't you have expire expired?
couldn't they have expire expired?

V-ing perfect

couldn't I have been expire expiring?
couldn't you have been expire expiring?
couldn't he have been expire expiring?
couldn't we have been expire expiring?
couldn't you have been expire expiring?
couldn't they have been expire expiring?

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