must decolonise
Regular verb: decolonise - decolonised- decolonised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must decolonise
you must decolonise
he must decolonise
we must decolonise
you must decolonise
they must decolonise 	I must be decolonising
you must be decolonising
he must be decolonising
we must be decolonising
you must be decolonising
they must be decolonising	I must have decolonised
you must have decolonised
he must have decolonised
we must have decolonised
you must have decolonised
they must have decolonised	I must have been decolonising
you must have been decolonising
he must have been decolonising
we must have been decolonising
you must have been decolonising
they must have been decolonising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't decolonise
you mustn't decolonise
he mustn't decolonise
we mustn't decolonise
you mustn't decolonise
they mustn't decolonise 	I mustn't be decolonising
you mustn't be decolonising
he mustn't be decolonising
we mustn't be decolonising
you mustn't be decolonising
they mustn't be decolonising	I mustn't have decolonised
you mustn't have decolonised
he mustn't have decolonised
we mustn't have decolonised
you mustn't have decolonised
they mustn't have decolonised	I mustn't have been decolonising
you mustn't have been decolonising
he mustn't have been decolonising
we mustn't have been decolonising
you mustn't have been decolonising
they mustn't have been decolonising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I decolonise?
must you decolonise?
must he decolonise?
must we decolonise?
must you decolonise?
must they decolonise? 	must I be decolonising?
must you be decolonising?
must he be decolonising?
must we be decolonising?
must you be decolonising?
must they be decolonising? 	must I have decolonised?
must you have decolonised?
must he have decolonised?
must we have decolonised?
must you have decolonised?
must they have decolonised? 	must I have been decolonising?
must you have been decolonising?
must he have been decolonising?
must we have been decolonising?
must you have been decolonising?
must they have been decolonising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I decolonise?
mustn't you decolonise?
mustn't he decolonise?
mustn't we decolonise?
mustn't you decolonise?
mustn't they decolonise? 	mustn't I be decolonising?
mustn't you be decolonising?
mustn't he be decolonising?
mustn't we be decolonising?
mustn't you be decolonising?
mustn't they be decolonising? 	mustn't I have decolonised?
mustn't you have decolonised?
mustn't he have decolonised?
mustn't we have decolonised?
mustn't you have decolonised?
mustn't they have decolonised? 	mustn't I have been decolonising?
mustn't you have been decolonising?
mustn't he have been decolonising?
mustn't we have been decolonising?
mustn't you have been decolonising?
mustn't they have been decolonising?