Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must spray spray you must spray spray she must spray spray we must spray spray you must spray spray they must spray spray
V-ing form
I must be spray spraying you must be spray spraying she must be spray spraying we must be spray spraying you must be spray spraying they must be spray spraying
Perfect
I must have spray sprayed you must have spray sprayed she must have spray sprayed we must have spray sprayed you must have spray sprayed they must have spray sprayed
V-ing perfect
I must have been spray spraying you must have been spray spraying she must have been spray spraying we must have been spray spraying you must have been spray spraying they must have been spray spraying
Negation
Simple form
I must not spray spray you must not spray spray she must not spray spray we must not spray spray you must not spray spray they must not spray spray
V-ing form
I must not be spray spraying you must not be spray spraying she must not be spray spraying we must not be spray spraying you must not be spray spraying they must not be spray spraying
Perfect
I must not have spray sprayed you must not have spray sprayed she must not have spray sprayed we must not have spray sprayed you must not have spray sprayed they must not have spray sprayed
V-ing perfect
I must not have been spray spraying you must not have been spray spraying she must not have been spray spraying we must not have been spray spraying you must not have been spray spraying they must not have been spray spraying
Interrogative form
Simple form
must I spray spray? must you spray spray? must she spray spray? must we spray spray? must you spray spray? must they spray spray?
V-ing form
must I be spray spraying? must you be spray spraying? must she be spray spraying? must we be spray spraying? must you be spray spraying? must they be spray spraying?
Perfect
must I have spray sprayed? must you have spray sprayed? must she have spray sprayed? must we have spray sprayed? must you have spray sprayed? must they have spray sprayed?
V-ing perfect
must I have been spray spraying? must you have been spray spraying? must she have been spray spraying? must we have been spray spraying? must you have been spray spraying? must they have been spray spraying?
Interro-negative form
Simple form
must I not spray spray? must you not spray spray? must she not spray spray? must we not spray spray? must you not spray spray? must they not spray spray?
V-ing form
must I not be spray spraying? must you not be spray spraying? must she not be spray spraying? must we not be spray spraying? must you not be spray spraying? must they not be spray spraying?
Perfect
must I not have spray sprayed? must you not have spray sprayed? must she not have spray sprayed? must we not have spray sprayed? must you not have spray sprayed? must they not have spray sprayed?
V-ing perfect
must I not have been spray spraying? must you not have been spray spraying? must she not have been spray spraying? must we not have been spray spraying? must you not have been spray spraying? must they not have been spray spraying?