could estrange
Regular verb: estrange - estranged- estranged

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

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

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

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