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