must parachute parachute
Regular verb: parachute parachute - parachute parachuted- parachute parachuted

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must parachute parachute
you must parachute parachute
he must parachute parachute
we must parachute parachute
you must parachute parachute
they must parachute parachute 	I must be parachute parachuting
you must be parachute parachuting
he must be parachute parachuting
we must be parachute parachuting
you must be parachute parachuting
they must be parachute parachuting	I must have parachute parachuted
you must have parachute parachuted
he must have parachute parachuted
we must have parachute parachuted
you must have parachute parachuted
they must have parachute parachuted	I must have been parachute parachuting
you must have been parachute parachuting
he must have been parachute parachuting
we must have been parachute parachuting
you must have been parachute parachuting
they must have been parachute parachuting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not parachute parachute
you must not parachute parachute
he must not parachute parachute
we must not parachute parachute
you must not parachute parachute
they must not parachute parachute 	I must not be parachute parachuting
you must not be parachute parachuting
he must not be parachute parachuting
we must not be parachute parachuting
you must not be parachute parachuting
they must not be parachute parachuting	I must not have parachute parachuted
you must not have parachute parachuted
he must not have parachute parachuted
we must not have parachute parachuted
you must not have parachute parachuted
they must not have parachute parachuted	I must not have been parachute parachuting
you must not have been parachute parachuting
he must not have been parachute parachuting
we must not have been parachute parachuting
you must not have been parachute parachuting
they must not have been parachute parachuting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I parachute parachute?
must you parachute parachute?
must he parachute parachute?
must we parachute parachute?
must you parachute parachute?
must they parachute parachute? 	must I be parachute parachuting?
must you be parachute parachuting?
must he be parachute parachuting?
must we be parachute parachuting?
must you be parachute parachuting?
must they be parachute parachuting? 	must I have parachute parachuted?
must you have parachute parachuted?
must he have parachute parachuted?
must we have parachute parachuted?
must you have parachute parachuted?
must they have parachute parachuted? 	must I have been parachute parachuting?
must you have been parachute parachuting?
must he have been parachute parachuting?
must we have been parachute parachuting?
must you have been parachute parachuting?
must they have been parachute parachuting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not parachute parachute?
must you not parachute parachute?
must he not parachute parachute?
must we not parachute parachute?
must you not parachute parachute?
must they not parachute parachute? 	must I not be parachute parachuting?
must you not be parachute parachuting?
must he not be parachute parachuting?
must we not be parachute parachuting?
must you not be parachute parachuting?
must they not be parachute parachuting? 	must I not have parachute parachuted?
must you not have parachute parachuted?
must he not have parachute parachuted?
must we not have parachute parachuted?
must you not have parachute parachuted?
must they not have parachute parachuted? 	must I not have been parachute parachuting?
must you not have been parachute parachuting?
must he not have been parachute parachuting?
must we not have been parachute parachuting?
must you not have been parachute parachuting?
must they not have been parachute parachuting?