could unsaddle
Regular verb: unsaddle - unsaddled- unsaddled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could unsaddle
you could unsaddle
he could unsaddle
we could unsaddle
you could unsaddle
they could unsaddle 	I could be unsaddling
you could be unsaddling
he could be unsaddling
we could be unsaddling
you could be unsaddling
they could be unsaddling	I could have unsaddled
you could have unsaddled
he could have unsaddled
we could have unsaddled
you could have unsaddled
they could have unsaddled	I could have been unsaddling
you could have been unsaddling
he could have been unsaddling
we could have been unsaddling
you could have been unsaddling
they could have been unsaddling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not unsaddle
you could not unsaddle
he could not unsaddle
we could not unsaddle
you could not unsaddle
they could not unsaddle 	I could not be unsaddling
you could not be unsaddling
he could not be unsaddling
we could not be unsaddling
you could not be unsaddling
they could not be unsaddling	I could not have unsaddled
you could not have unsaddled
he could not have unsaddled
we could not have unsaddled
you could not have unsaddled
they could not have unsaddled	I could not have been unsaddling
you could not have been unsaddling
he could not have been unsaddling
we could not have been unsaddling
you could not have been unsaddling
they could not have been unsaddling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I unsaddle?
could you unsaddle?
could he unsaddle?
could we unsaddle?
could you unsaddle?
could they unsaddle? 	could I be unsaddling?
could you be unsaddling?
could he be unsaddling?
could we be unsaddling?
could you be unsaddling?
could they be unsaddling? 	could I have unsaddled?
could you have unsaddled?
could he have unsaddled?
could we have unsaddled?
could you have unsaddled?
could they have unsaddled? 	could I have been unsaddling?
could you have been unsaddling?
could he have been unsaddling?
could we have been unsaddling?
could you have been unsaddling?
could they have been unsaddling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not unsaddle?
could you not unsaddle?
could he not unsaddle?
could we not unsaddle?
could you not unsaddle?
could they not unsaddle? 	could I not be unsaddling?
could you not be unsaddling?
could he not be unsaddling?
could we not be unsaddling?
could you not be unsaddling?
could they not be unsaddling? 	could I not have unsaddled?
could you not have unsaddled?
could he not have unsaddled?
could we not have unsaddled?
could you not have unsaddled?
could they not have unsaddled? 	could I not have been unsaddling?
could you not have been unsaddling?
could he not have been unsaddling?
could we not have been unsaddling?
could you not have been unsaddling?
could they not have been unsaddling?