must puise
Regular verb: puise - puised- puised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must puise
you must puise
he must puise
we must puise
you must puise
they must puise 	I must be puising
you must be puising
he must be puising
we must be puising
you must be puising
they must be puising	I must have puised
you must have puised
he must have puised
we must have puised
you must have puised
they must have puised	I must have been puising
you must have been puising
he must have been puising
we must have been puising
you must have been puising
they must have been puising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't puise
you mustn't puise
he mustn't puise
we mustn't puise
you mustn't puise
they mustn't puise 	I mustn't be puising
you mustn't be puising
he mustn't be puising
we mustn't be puising
you mustn't be puising
they mustn't be puising	I mustn't have puised
you mustn't have puised
he mustn't have puised
we mustn't have puised
you mustn't have puised
they mustn't have puised	I mustn't have been puising
you mustn't have been puising
he mustn't have been puising
we mustn't have been puising
you mustn't have been puising
they mustn't have been puising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I puise?
must you puise?
must he puise?
must we puise?
must you puise?
must they puise? 	must I be puising?
must you be puising?
must he be puising?
must we be puising?
must you be puising?
must they be puising? 	must I have puised?
must you have puised?
must he have puised?
must we have puised?
must you have puised?
must they have puised? 	must I have been puising?
must you have been puising?
must he have been puising?
must we have been puising?
must you have been puising?
must they have been puising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I puise?
mustn't you puise?
mustn't he puise?
mustn't we puise?
mustn't you puise?
mustn't they puise? 	mustn't I be puising?
mustn't you be puising?
mustn't he be puising?
mustn't we be puising?
mustn't you be puising?
mustn't they be puising? 	mustn't I have puised?
mustn't you have puised?
mustn't he have puised?
mustn't we have puised?
mustn't you have puised?
mustn't they have puised? 	mustn't I have been puising?
mustn't you have been puising?
mustn't he have been puising?
mustn't we have been puising?
mustn't you have been puising?
mustn't they have been puising?