must marginalise
Regular verb: marginalise - marginalised- marginalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must marginalise
you must marginalise
he must marginalise
we must marginalise
you must marginalise
they must marginalise 	I must be marginalising
you must be marginalising
he must be marginalising
we must be marginalising
you must be marginalising
they must be marginalising	I must have marginalised
you must have marginalised
he must have marginalised
we must have marginalised
you must have marginalised
they must have marginalised	I must have been marginalising
you must have been marginalising
he must have been marginalising
we must have been marginalising
you must have been marginalising
they must have been marginalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't marginalise
you mustn't marginalise
he mustn't marginalise
we mustn't marginalise
you mustn't marginalise
they mustn't marginalise 	I mustn't be marginalising
you mustn't be marginalising
he mustn't be marginalising
we mustn't be marginalising
you mustn't be marginalising
they mustn't be marginalising	I mustn't have marginalised
you mustn't have marginalised
he mustn't have marginalised
we mustn't have marginalised
you mustn't have marginalised
they mustn't have marginalised	I mustn't have been marginalising
you mustn't have been marginalising
he mustn't have been marginalising
we mustn't have been marginalising
you mustn't have been marginalising
they mustn't have been marginalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I marginalise?
must you marginalise?
must he marginalise?
must we marginalise?
must you marginalise?
must they marginalise? 	must I be marginalising?
must you be marginalising?
must he be marginalising?
must we be marginalising?
must you be marginalising?
must they be marginalising? 	must I have marginalised?
must you have marginalised?
must he have marginalised?
must we have marginalised?
must you have marginalised?
must they have marginalised? 	must I have been marginalising?
must you have been marginalising?
must he have been marginalising?
must we have been marginalising?
must you have been marginalising?
must they have been marginalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I marginalise?
mustn't you marginalise?
mustn't he marginalise?
mustn't we marginalise?
mustn't you marginalise?
mustn't they marginalise? 	mustn't I be marginalising?
mustn't you be marginalising?
mustn't he be marginalising?
mustn't we be marginalising?
mustn't you be marginalising?
mustn't they be marginalising? 	mustn't I have marginalised?
mustn't you have marginalised?
mustn't he have marginalised?
mustn't we have marginalised?
mustn't you have marginalised?
mustn't they have marginalised? 	mustn't I have been marginalising?
mustn't you have been marginalising?
mustn't he have been marginalising?
mustn't we have been marginalising?
mustn't you have been marginalising?
mustn't they have been marginalising?