Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could boner you could boner he could boner we could boner you could boner they could boner
V-ing form
I could be bonering you could be bonering he could be bonering we could be bonering you could be bonering they could be bonering
Perfect
I could have bonered you could have bonered he could have bonered we could have bonered you could have bonered they could have bonered
V-ing perfect
I could have been bonering you could have been bonering he could have been bonering we could have been bonering you could have been bonering they could have been bonering
Negation
Simple form
I couldn't boner you couldn't boner he couldn't boner we couldn't boner you couldn't boner they couldn't boner
V-ing form
I couldn't be bonering you couldn't be bonering he couldn't be bonering we couldn't be bonering you couldn't be bonering they couldn't be bonering
Perfect
I couldn't have bonered you couldn't have bonered he couldn't have bonered we couldn't have bonered you couldn't have bonered they couldn't have bonered
V-ing perfect
I couldn't have been bonering you couldn't have been bonering he couldn't have been bonering we couldn't have been bonering you couldn't have been bonering they couldn't have been bonering
Interrogative form
Simple form
could I boner? could you boner? could he boner? could we boner? could you boner? could they boner?
V-ing form
could I be bonering? could you be bonering? could he be bonering? could we be bonering? could you be bonering? could they be bonering?
Perfect
could I have bonered? could you have bonered? could he have bonered? could we have bonered? could you have bonered? could they have bonered?
V-ing perfect
could I have been bonering? could you have been bonering? could he have been bonering? could we have been bonering? could you have been bonering? could they have been bonering?
Interro-negative form
Simple form
couldn't I boner? couldn't you boner? couldn't he boner? couldn't we boner? couldn't you boner? couldn't they boner?
V-ing form
couldn't I be bonering? couldn't you be bonering? couldn't he be bonering? couldn't we be bonering? couldn't you be bonering? couldn't they be bonering?
Perfect
couldn't I have bonered? couldn't you have bonered? couldn't he have bonered? couldn't we have bonered? couldn't you have bonered? couldn't they have bonered?
V-ing perfect
couldn't I have been bonering? couldn't you have been bonering? couldn't he have been bonering? couldn't we have been bonering? couldn't you have been bonering? couldn't they have been bonering?