The Conjugator
English verb conjugation
COULD STILL

Regular verb: still - stilled - stilled

Affirmation

Simple form

V-ing form

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

Perfect

V-ing perfect

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

Negation

Simple form

V-ing form

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

Perfect

V-ing perfect

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

Interrogative form

Simple form

V-ing form

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

Perfect

V-ing perfect

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

Interro-negative form

Simple form

V-ing form

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

Perfect

V-ing perfect

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