must dinner dinner
Regular verb: dinner dinner - dinner dinnered- dinner dinnered

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

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must dinner dinner
you must dinner dinner
he must dinner dinner
we must dinner dinner
you must dinner dinner
they must dinner dinner 	I must be dinner dinnering
you must be dinner dinnering
he must be dinner dinnering
we must be dinner dinnering
you must be dinner dinnering
they must be dinner dinnering	I must have dinner dinnered
you must have dinner dinnered
he must have dinner dinnered
we must have dinner dinnered
you must have dinner dinnered
they must have dinner dinnered	I must have been dinner dinnering
you must have been dinner dinnering
he must have been dinner dinnering
we must have been dinner dinnering
you must have been dinner dinnering
they must have been dinner dinnering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not dinner dinner
you must not dinner dinner
he must not dinner dinner
we must not dinner dinner
you must not dinner dinner
they must not dinner dinner 	I must not be dinner dinnering
you must not be dinner dinnering
he must not be dinner dinnering
we must not be dinner dinnering
you must not be dinner dinnering
they must not be dinner dinnering	I must not have dinner dinnered
you must not have dinner dinnered
he must not have dinner dinnered
we must not have dinner dinnered
you must not have dinner dinnered
they must not have dinner dinnered	I must not have been dinner dinnering
you must not have been dinner dinnering
he must not have been dinner dinnering
we must not have been dinner dinnering
you must not have been dinner dinnering
they must not have been dinner dinnering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I dinner dinner?
must you dinner dinner?
must he dinner dinner?
must we dinner dinner?
must you dinner dinner?
must they dinner dinner? 	must I be dinner dinnering?
must you be dinner dinnering?
must he be dinner dinnering?
must we be dinner dinnering?
must you be dinner dinnering?
must they be dinner dinnering? 	must I have dinner dinnered?
must you have dinner dinnered?
must he have dinner dinnered?
must we have dinner dinnered?
must you have dinner dinnered?
must they have dinner dinnered? 	must I have been dinner dinnering?
must you have been dinner dinnering?
must he have been dinner dinnering?
must we have been dinner dinnering?
must you have been dinner dinnering?
must they have been dinner dinnering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not dinner dinner?
must you not dinner dinner?
must he not dinner dinner?
must we not dinner dinner?
must you not dinner dinner?
must they not dinner dinner? 	must I not be dinner dinnering?
must you not be dinner dinnering?
must he not be dinner dinnering?
must we not be dinner dinnering?
must you not be dinner dinnering?
must they not be dinner dinnering? 	must I not have dinner dinnered?
must you not have dinner dinnered?
must he not have dinner dinnered?
must we not have dinner dinnered?
must you not have dinner dinnered?
must they not have dinner dinnered? 	must I not have been dinner dinnering?
must you not have been dinner dinnering?
must he not have been dinner dinnering?
must we not have been dinner dinnering?
must you not have been dinner dinnering?
must they not have been dinner dinnering?