could unbraid
Regular verb: unbraid - unbraided- unbraided

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could unbraid
you could unbraid
he could unbraid
we could unbraid
you could unbraid
they could unbraid 	I could be unbraiding
you could be unbraiding
he could be unbraiding
we could be unbraiding
you could be unbraiding
they could be unbraiding	I could have unbraided
you could have unbraided
he could have unbraided
we could have unbraided
you could have unbraided
they could have unbraided	I could have been unbraiding
you could have been unbraiding
he could have been unbraiding
we could have been unbraiding
you could have been unbraiding
they could have been unbraiding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't unbraid
you couldn't unbraid
he couldn't unbraid
we couldn't unbraid
you couldn't unbraid
they couldn't unbraid 	I couldn't be unbraiding
you couldn't be unbraiding
he couldn't be unbraiding
we couldn't be unbraiding
you couldn't be unbraiding
they couldn't be unbraiding	I couldn't have unbraided
you couldn't have unbraided
he couldn't have unbraided
we couldn't have unbraided
you couldn't have unbraided
they couldn't have unbraided	I couldn't have been unbraiding
you couldn't have been unbraiding
he couldn't have been unbraiding
we couldn't have been unbraiding
you couldn't have been unbraiding
they couldn't have been unbraiding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I unbraid?
could you unbraid?
could he unbraid?
could we unbraid?
could you unbraid?
could they unbraid? 	could I be unbraiding?
could you be unbraiding?
could he be unbraiding?
could we be unbraiding?
could you be unbraiding?
could they be unbraiding? 	could I have unbraided?
could you have unbraided?
could he have unbraided?
could we have unbraided?
could you have unbraided?
could they have unbraided? 	could I have been unbraiding?
could you have been unbraiding?
could he have been unbraiding?
could we have been unbraiding?
could you have been unbraiding?
could they have been unbraiding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I unbraid?
couldn't you unbraid?
couldn't he unbraid?
couldn't we unbraid?
couldn't you unbraid?
couldn't they unbraid? 	couldn't I be unbraiding?
couldn't you be unbraiding?
couldn't he be unbraiding?
couldn't we be unbraiding?
couldn't you be unbraiding?
couldn't they be unbraiding? 	couldn't I have unbraided?
couldn't you have unbraided?
couldn't he have unbraided?
couldn't we have unbraided?
couldn't you have unbraided?
couldn't they have unbraided? 	couldn't I have been unbraiding?
couldn't you have been unbraiding?
couldn't he have been unbraiding?
couldn't we have been unbraiding?
couldn't you have been unbraiding?
couldn't they have been unbraiding?