must vowelise
Regular verb: vowelise - vowelised- vowelised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must vowelise
you must vowelise
he must vowelise
we must vowelise
you must vowelise
they must vowelise 	I must be vowelising
you must be vowelising
he must be vowelising
we must be vowelising
you must be vowelising
they must be vowelising	I must have vowelised
you must have vowelised
he must have vowelised
we must have vowelised
you must have vowelised
they must have vowelised	I must have been vowelising
you must have been vowelising
he must have been vowelising
we must have been vowelising
you must have been vowelising
they must have been vowelising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't vowelise
you mustn't vowelise
he mustn't vowelise
we mustn't vowelise
you mustn't vowelise
they mustn't vowelise 	I mustn't be vowelising
you mustn't be vowelising
he mustn't be vowelising
we mustn't be vowelising
you mustn't be vowelising
they mustn't be vowelising	I mustn't have vowelised
you mustn't have vowelised
he mustn't have vowelised
we mustn't have vowelised
you mustn't have vowelised
they mustn't have vowelised	I mustn't have been vowelising
you mustn't have been vowelising
he mustn't have been vowelising
we mustn't have been vowelising
you mustn't have been vowelising
they mustn't have been vowelising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I vowelise?
must you vowelise?
must he vowelise?
must we vowelise?
must you vowelise?
must they vowelise? 	must I be vowelising?
must you be vowelising?
must he be vowelising?
must we be vowelising?
must you be vowelising?
must they be vowelising? 	must I have vowelised?
must you have vowelised?
must he have vowelised?
must we have vowelised?
must you have vowelised?
must they have vowelised? 	must I have been vowelising?
must you have been vowelising?
must he have been vowelising?
must we have been vowelising?
must you have been vowelising?
must they have been vowelising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I vowelise?
mustn't you vowelise?
mustn't he vowelise?
mustn't we vowelise?
mustn't you vowelise?
mustn't they vowelise? 	mustn't I be vowelising?
mustn't you be vowelising?
mustn't he be vowelising?
mustn't we be vowelising?
mustn't you be vowelising?
mustn't they be vowelising? 	mustn't I have vowelised?
mustn't you have vowelised?
mustn't he have vowelised?
mustn't we have vowelised?
mustn't you have vowelised?
mustn't they have vowelised? 	mustn't I have been vowelising?
mustn't you have been vowelising?
mustn't he have been vowelising?
mustn't we have been vowelising?
mustn't you have been vowelising?
mustn't they have been vowelising?