English verb conjugation
COULD HAMMER HAMMER

Regular verb: hammer hammer - hammer hammered - hammer hammered

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

Affirmation

Simple form	V-ing form
I could hammer hammer you could hammer hammer he could hammer hammer we could hammer hammer you could hammer hammer they could hammer hammer	I could be hammer hammering you could be hammer hammering he could be hammer hammering we could be hammer hammering you could be hammer hammering they could be hammer hammering
Perfect	V-ing perfect
I could have hammer hammered you could have hammer hammered he could have hammer hammered we could have hammer hammered you could have hammer hammered they could have hammer hammered	I could have been hammer hammering you could have been hammer hammering he could have been hammer hammering we could have been hammer hammering you could have been hammer hammering they could have been hammer hammering

Negation

Simple form	V-ing form
I couldn't hammer hammer you couldn't hammer hammer he couldn't hammer hammer we couldn't hammer hammer you couldn't hammer hammer they couldn't hammer hammer	I couldn't be hammer hammering you couldn't be hammer hammering he couldn't be hammer hammering we couldn't be hammer hammering you couldn't be hammer hammering they couldn't be hammer hammering
Perfect	V-ing perfect
I couldn't have hammer hammered you couldn't have hammer hammered he couldn't have hammer hammered we couldn't have hammer hammered you couldn't have hammer hammered they couldn't have hammer hammered	I couldn't have been hammer hammering you couldn't have been hammer hammering he couldn't have been hammer hammering we couldn't have been hammer hammering you couldn't have been hammer hammering they couldn't have been hammer hammering

Interrogative form

Simple form	V-ing form
could I hammer hammer? could you hammer hammer? could he hammer hammer? could we hammer hammer? could you hammer hammer? could they hammer hammer?	could I be hammer hammering? could you be hammer hammering? could he be hammer hammering? could we be hammer hammering? could you be hammer hammering? could they be hammer hammering?
Perfect	V-ing perfect
could I have hammer hammered? could you have hammer hammered? could he have hammer hammered? could we have hammer hammered? could you have hammer hammered? could they have hammer hammered?	could I have been hammer hammering? could you have been hammer hammering? could he have been hammer hammering? could we have been hammer hammering? could you have been hammer hammering? could they have been hammer hammering?

Interro-negative form

Simple form	V-ing form
couldn't I hammer hammer? couldn't you hammer hammer? couldn't he hammer hammer? couldn't we hammer hammer? couldn't you hammer hammer? couldn't they hammer hammer?	couldn't I be hammer hammering? couldn't you be hammer hammering? couldn't he be hammer hammering? couldn't we be hammer hammering? couldn't you be hammer hammering? couldn't they be hammer hammering?
Perfect	V-ing perfect
couldn't I have hammer hammered? couldn't you have hammer hammered? couldn't he have hammer hammered? couldn't we have hammer hammered? couldn't you have hammer hammered? couldn't they have hammer hammered?	couldn't I have been hammer hammering? couldn't you have been hammer hammering? couldn't he have been hammer hammering? couldn't we have been hammer hammering? couldn't you have been hammer hammering? couldn't they have been hammer hammering?