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