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