Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could abrupt act you could abrupt act he could abrupt act we could abrupt act you could abrupt act they could abrupt act
V-ing form
I could be abrupt acting you could be abrupt acting he could be abrupt acting we could be abrupt acting you could be abrupt acting they could be abrupt acting
Perfect
I could have abrupt acted you could have abrupt acted he could have abrupt acted we could have abrupt acted you could have abrupt acted they could have abrupt acted
V-ing perfect
I could have been abrupt acting you could have been abrupt acting he could have been abrupt acting we could have been abrupt acting you could have been abrupt acting they could have been abrupt acting
Negation
Simple form
I could not abrupt act you could not abrupt act he could not abrupt act we could not abrupt act you could not abrupt act they could not abrupt act
V-ing form
I could not be abrupt acting you could not be abrupt acting he could not be abrupt acting we could not be abrupt acting you could not be abrupt acting they could not be abrupt acting
Perfect
I could not have abrupt acted you could not have abrupt acted he could not have abrupt acted we could not have abrupt acted you could not have abrupt acted they could not have abrupt acted
V-ing perfect
I could not have been abrupt acting you could not have been abrupt acting he could not have been abrupt acting we could not have been abrupt acting you could not have been abrupt acting they could not have been abrupt acting
Interrogative form
Simple form
could I abrupt act? could you abrupt act? could he abrupt act? could we abrupt act? could you abrupt act? could they abrupt act?
V-ing form
could I be abrupt acting? could you be abrupt acting? could he be abrupt acting? could we be abrupt acting? could you be abrupt acting? could they be abrupt acting?
Perfect
could I have abrupt acted? could you have abrupt acted? could he have abrupt acted? could we have abrupt acted? could you have abrupt acted? could they have abrupt acted?
V-ing perfect
could I have been abrupt acting? could you have been abrupt acting? could he have been abrupt acting? could we have been abrupt acting? could you have been abrupt acting? could they have been abrupt acting?
Interro-negative form
Simple form
could I not abrupt act? could you not abrupt act? could he not abrupt act? could we not abrupt act? could you not abrupt act? could they not abrupt act?
V-ing form
could I not be abrupt acting? could you not be abrupt acting? could he not be abrupt acting? could we not be abrupt acting? could you not be abrupt acting? could they not be abrupt acting?
Perfect
could I not have abrupt acted? could you not have abrupt acted? could he not have abrupt acted? could we not have abrupt acted? could you not have abrupt acted? could they not have abrupt acted?
V-ing perfect
could I not have been abrupt acting? could you not have been abrupt acting? could he not have been abrupt acting? could we not have been abrupt acting? could you not have been abrupt acting? could they not have been abrupt acting?