English verb conjugation COULD STILL STILL

Regular verb: still still - still stilled - still stilled

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

Affirmation

Simple form

I could still still
you could still still
he could still still
we could still still
you could still still
they could still still

V-ing form

I could be still stilling
you could be still stilling
he could be still stilling
we could be still stilling
you could be still stilling
they could be still stilling

Perfect

I could have still stilled
you could have still stilled
he could have still stilled
we could have still stilled
you could have still stilled
they could have still stilled

V-ing perfect

I could have been still stilling
you could have been still stilling
he could have been still stilling
we could have been still stilling
you could have been still stilling
they could have been still stilling

Negation

Simple form

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

V-ing form

I couldn't be still stilling
you couldn't be still stilling
he couldn't be still stilling
we couldn't be still stilling
you couldn't be still stilling
they couldn't be still stilling

Perfect

I couldn't have still stilled
you couldn't have still stilled
he couldn't have still stilled
we couldn't have still stilled
you couldn't have still stilled
they couldn't have still stilled

V-ing perfect

I couldn't have been still stilling
you couldn't have been still stilling
he couldn't have been still stilling
we couldn't have been still stilling
you couldn't have been still stilling
they couldn't have been still stilling

Interrogative form

Simple form

could I still still?
could you still still?
could he still still?
could we still still?
could you still still?
could they still still?

V-ing form

could I be still stilling?
could you be still stilling?
could he be still stilling?
could we be still stilling?
could you be still stilling?
could they be still stilling?

Perfect

could I have still stilled?
could you have still stilled?
could he have still stilled?
could we have still stilled?
could you have still stilled?
could they have still stilled?

V-ing perfect

could I have been still stilling?
could you have been still stilling?
could he have been still stilling?
could we have been still stilling?
could you have been still stilling?
could they have been still stilling?

Interro-negative form

Simple form

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

V-ing form

couldn't I be still stilling?
couldn't you be still stilling?
couldn't he be still stilling?
couldn't we be still stilling?
couldn't you be still stilling?
couldn't they be still stilling?

Perfect

couldn't I have still stilled?
couldn't you have still stilled?
couldn't he have still stilled?
couldn't we have still stilled?
couldn't you have still stilled?
couldn't they have still stilled?

V-ing perfect

couldn't I have been still stilling?
couldn't you have been still stilling?
couldn't he have been still stilling?
couldn't we have been still stilling?
couldn't you have been still stilling?
couldn't they have been still stilling?

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