must estrange
Regular verb: estrange - estranged- estranged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must estrange
you must estrange
he must estrange
we must estrange
you must estrange
they must estrange 	I must be estranging
you must be estranging
he must be estranging
we must be estranging
you must be estranging
they must be estranging	I must have estranged
you must have estranged
he must have estranged
we must have estranged
you must have estranged
they must have estranged	I must have been estranging
you must have been estranging
he must have been estranging
we must have been estranging
you must have been estranging
they must have been estranging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not estrange
you must not estrange
he must not estrange
we must not estrange
you must not estrange
they must not estrange 	I must not be estranging
you must not be estranging
he must not be estranging
we must not be estranging
you must not be estranging
they must not be estranging	I must not have estranged
you must not have estranged
he must not have estranged
we must not have estranged
you must not have estranged
they must not have estranged	I must not have been estranging
you must not have been estranging
he must not have been estranging
we must not have been estranging
you must not have been estranging
they must not have been estranging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I estrange?
must you estrange?
must he estrange?
must we estrange?
must you estrange?
must they estrange? 	must I be estranging?
must you be estranging?
must he be estranging?
must we be estranging?
must you be estranging?
must they be estranging? 	must I have estranged?
must you have estranged?
must he have estranged?
must we have estranged?
must you have estranged?
must they have estranged? 	must I have been estranging?
must you have been estranging?
must he have been estranging?
must we have been estranging?
must you have been estranging?
must they have been estranging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not estrange?
must you not estrange?
must he not estrange?
must we not estrange?
must you not estrange?
must they not estrange? 	must I not be estranging?
must you not be estranging?
must he not be estranging?
must we not be estranging?
must you not be estranging?
must they not be estranging? 	must I not have estranged?
must you not have estranged?
must he not have estranged?
must we not have estranged?
must you not have estranged?
must they not have estranged? 	must I not have been estranging?
must you not have been estranging?
must he not have been estranging?
must we not have been estranging?
must you not have been estranging?
must they not have been estranging?