must illegalise
Regular verb: illegalise - illegalised- illegalised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must illegalise
you must illegalise
he must illegalise
we must illegalise
you must illegalise
they must illegalise 	I must be illegalising
you must be illegalising
he must be illegalising
we must be illegalising
you must be illegalising
they must be illegalising	I must have illegalised
you must have illegalised
he must have illegalised
we must have illegalised
you must have illegalised
they must have illegalised	I must have been illegalising
you must have been illegalising
he must have been illegalising
we must have been illegalising
you must have been illegalising
they must have been illegalising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not illegalise
you must not illegalise
he must not illegalise
we must not illegalise
you must not illegalise
they must not illegalise 	I must not be illegalising
you must not be illegalising
he must not be illegalising
we must not be illegalising
you must not be illegalising
they must not be illegalising	I must not have illegalised
you must not have illegalised
he must not have illegalised
we must not have illegalised
you must not have illegalised
they must not have illegalised	I must not have been illegalising
you must not have been illegalising
he must not have been illegalising
we must not have been illegalising
you must not have been illegalising
they must not have been illegalising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I illegalise?
must you illegalise?
must he illegalise?
must we illegalise?
must you illegalise?
must they illegalise? 	must I be illegalising?
must you be illegalising?
must he be illegalising?
must we be illegalising?
must you be illegalising?
must they be illegalising? 	must I have illegalised?
must you have illegalised?
must he have illegalised?
must we have illegalised?
must you have illegalised?
must they have illegalised? 	must I have been illegalising?
must you have been illegalising?
must he have been illegalising?
must we have been illegalising?
must you have been illegalising?
must they have been illegalising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not illegalise?
must you not illegalise?
must he not illegalise?
must we not illegalise?
must you not illegalise?
must they not illegalise? 	must I not be illegalising?
must you not be illegalising?
must he not be illegalising?
must we not be illegalising?
must you not be illegalising?
must they not be illegalising? 	must I not have illegalised?
must you not have illegalised?
must he not have illegalised?
must we not have illegalised?
must you not have illegalised?
must they not have illegalised? 	must I not have been illegalising?
must you not have been illegalising?
must he not have been illegalising?
must we not have been illegalising?
must you not have been illegalising?
must they not have been illegalising?