English verb conjugation COULD CONFAB

Regular verb: confab - confabed - confabed

Affirmation

Simple form

I could confab
you could confab
he could confab
we could confab
you could confab
they could confab

V-ing form

I could be confabing
you could be confabing
he could be confabing
we could be confabing
you could be confabing
they could be confabing

Perfect

I could have confabed
you could have confabed
he could have confabed
we could have confabed
you could have confabed
they could have confabed

V-ing perfect

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

Negation

Simple form

I could not confab
you could not confab
he could not confab
we could not confab
you could not confab
they could not confab

V-ing form

I could not be confabing
you could not be confabing
he could not be confabing
we could not be confabing
you could not be confabing
they could not be confabing

Perfect

I could not have confabed
you could not have confabed
he could not have confabed
we could not have confabed
you could not have confabed
they could not have confabed

V-ing perfect

I could not have been confabing
you could not have been confabing
he could not have been confabing
we could not have been confabing
you could not have been confabing
they could not have been confabing

Interrogative form

Simple form

could I confab?
could you confab?
could he confab?
could we confab?
could you confab?
could they confab?

V-ing form

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

Perfect

could I have confabed?
could you have confabed?
could he have confabed?
could we have confabed?
could you have confabed?
could they have confabed?

V-ing perfect

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

Interro-negative form

Simple form

could I not confab?
could you not confab?
could he not confab?
could we not confab?
could you not confab?
could they not confab?

V-ing form

could I not be confabing?
could you not be confabing?
could he not be confabing?
could we not be confabing?
could you not be confabing?
could they not be confabing?

Perfect

could I not have confabed?
could you not have confabed?
could he not have confabed?
could we not have confabed?
could you not have confabed?
could they not have confabed?

V-ing perfect

could I not have been confabing?
could you not have been confabing?
could he not have been confabing?
could we not have been confabing?
could you not have been confabing?
could they not have been confabing?

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