could disjoin
Regular verb: disjoin - disjoined- disjoined

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could disjoin
you could disjoin
he could disjoin
we could disjoin
you could disjoin
they could disjoin 	I could be disjoining
you could be disjoining
he could be disjoining
we could be disjoining
you could be disjoining
they could be disjoining	I could have disjoined
you could have disjoined
he could have disjoined
we could have disjoined
you could have disjoined
they could have disjoined	I could have been disjoining
you could have been disjoining
he could have been disjoining
we could have been disjoining
you could have been disjoining
they could have been disjoining	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't disjoin
you couldn't disjoin
he couldn't disjoin
we couldn't disjoin
you couldn't disjoin
they couldn't disjoin 	I couldn't be disjoining
you couldn't be disjoining
he couldn't be disjoining
we couldn't be disjoining
you couldn't be disjoining
they couldn't be disjoining	I couldn't have disjoined
you couldn't have disjoined
he couldn't have disjoined
we couldn't have disjoined
you couldn't have disjoined
they couldn't have disjoined	I couldn't have been disjoining
you couldn't have been disjoining
he couldn't have been disjoining
we couldn't have been disjoining
you couldn't have been disjoining
they couldn't have been disjoining	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I disjoin?
could you disjoin?
could he disjoin?
could we disjoin?
could you disjoin?
could they disjoin? 	could I be disjoining?
could you be disjoining?
could he be disjoining?
could we be disjoining?
could you be disjoining?
could they be disjoining? 	could I have disjoined?
could you have disjoined?
could he have disjoined?
could we have disjoined?
could you have disjoined?
could they have disjoined? 	could I have been disjoining?
could you have been disjoining?
could he have been disjoining?
could we have been disjoining?
could you have been disjoining?
could they have been disjoining? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I disjoin?
couldn't you disjoin?
couldn't he disjoin?
couldn't we disjoin?
couldn't you disjoin?
couldn't they disjoin? 	couldn't I be disjoining?
couldn't you be disjoining?
couldn't he be disjoining?
couldn't we be disjoining?
couldn't you be disjoining?
couldn't they be disjoining? 	couldn't I have disjoined?
couldn't you have disjoined?
couldn't he have disjoined?
couldn't we have disjoined?
couldn't you have disjoined?
couldn't they have disjoined? 	couldn't I have been disjoining?
couldn't you have been disjoining?
couldn't he have been disjoining?
couldn't we have been disjoining?
couldn't you have been disjoining?
couldn't they have been disjoining?