must superannuate
Regular verb: superannuate - superannuated- superannuated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must superannuate
you must superannuate
he must superannuate
we must superannuate
you must superannuate
they must superannuate 	I must be superannuating
you must be superannuating
he must be superannuating
we must be superannuating
you must be superannuating
they must be superannuating	I must have superannuated
you must have superannuated
he must have superannuated
we must have superannuated
you must have superannuated
they must have superannuated	I must have been superannuating
you must have been superannuating
he must have been superannuating
we must have been superannuating
you must have been superannuating
they must have been superannuating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't superannuate
you mustn't superannuate
he mustn't superannuate
we mustn't superannuate
you mustn't superannuate
they mustn't superannuate 	I mustn't be superannuating
you mustn't be superannuating
he mustn't be superannuating
we mustn't be superannuating
you mustn't be superannuating
they mustn't be superannuating	I mustn't have superannuated
you mustn't have superannuated
he mustn't have superannuated
we mustn't have superannuated
you mustn't have superannuated
they mustn't have superannuated	I mustn't have been superannuating
you mustn't have been superannuating
he mustn't have been superannuating
we mustn't have been superannuating
you mustn't have been superannuating
they mustn't have been superannuating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I superannuate?
must you superannuate?
must he superannuate?
must we superannuate?
must you superannuate?
must they superannuate? 	must I be superannuating?
must you be superannuating?
must he be superannuating?
must we be superannuating?
must you be superannuating?
must they be superannuating? 	must I have superannuated?
must you have superannuated?
must he have superannuated?
must we have superannuated?
must you have superannuated?
must they have superannuated? 	must I have been superannuating?
must you have been superannuating?
must he have been superannuating?
must we have been superannuating?
must you have been superannuating?
must they have been superannuating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I superannuate?
mustn't you superannuate?
mustn't he superannuate?
mustn't we superannuate?
mustn't you superannuate?
mustn't they superannuate? 	mustn't I be superannuating?
mustn't you be superannuating?
mustn't he be superannuating?
mustn't we be superannuating?
mustn't you be superannuating?
mustn't they be superannuating? 	mustn't I have superannuated?
mustn't you have superannuated?
mustn't he have superannuated?
mustn't we have superannuated?
mustn't you have superannuated?
mustn't they have superannuated? 	mustn't I have been superannuating?
mustn't you have been superannuating?
mustn't he have been superannuating?
mustn't we have been superannuating?
mustn't you have been superannuating?
mustn't they have been superannuating?