must dehumanise
Regular verb: dehumanise - dehumanised- dehumanised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must dehumanise
you must dehumanise
he must dehumanise
we must dehumanise
you must dehumanise
they must dehumanise 	I must be dehumanising
you must be dehumanising
he must be dehumanising
we must be dehumanising
you must be dehumanising
they must be dehumanising	I must have dehumanised
you must have dehumanised
he must have dehumanised
we must have dehumanised
you must have dehumanised
they must have dehumanised	I must have been dehumanising
you must have been dehumanising
he must have been dehumanising
we must have been dehumanising
you must have been dehumanising
they must have been dehumanising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not dehumanise
you must not dehumanise
he must not dehumanise
we must not dehumanise
you must not dehumanise
they must not dehumanise 	I must not be dehumanising
you must not be dehumanising
he must not be dehumanising
we must not be dehumanising
you must not be dehumanising
they must not be dehumanising	I must not have dehumanised
you must not have dehumanised
he must not have dehumanised
we must not have dehumanised
you must not have dehumanised
they must not have dehumanised	I must not have been dehumanising
you must not have been dehumanising
he must not have been dehumanising
we must not have been dehumanising
you must not have been dehumanising
they must not have been dehumanising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I dehumanise?
must you dehumanise?
must he dehumanise?
must we dehumanise?
must you dehumanise?
must they dehumanise? 	must I be dehumanising?
must you be dehumanising?
must he be dehumanising?
must we be dehumanising?
must you be dehumanising?
must they be dehumanising? 	must I have dehumanised?
must you have dehumanised?
must he have dehumanised?
must we have dehumanised?
must you have dehumanised?
must they have dehumanised? 	must I have been dehumanising?
must you have been dehumanising?
must he have been dehumanising?
must we have been dehumanising?
must you have been dehumanising?
must they have been dehumanising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not dehumanise?
must you not dehumanise?
must he not dehumanise?
must we not dehumanise?
must you not dehumanise?
must they not dehumanise? 	must I not be dehumanising?
must you not be dehumanising?
must he not be dehumanising?
must we not be dehumanising?
must you not be dehumanising?
must they not be dehumanising? 	must I not have dehumanised?
must you not have dehumanised?
must he not have dehumanised?
must we not have dehumanised?
must you not have dehumanised?
must they not have dehumanised? 	must I not have been dehumanising?
must you not have been dehumanising?
must he not have been dehumanising?
must we not have been dehumanising?
must you not have been dehumanising?
must they not have been dehumanising?