could swaddle
Regular verb: swaddle - swaddled- swaddled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could swaddle
you could swaddle
she could swaddle
we could swaddle
you could swaddle
they could swaddle 	I could be swaddling
you could be swaddling
she could be swaddling
we could be swaddling
you could be swaddling
they could be swaddling	I could have swaddled
you could have swaddled
she could have swaddled
we could have swaddled
you could have swaddled
they could have swaddled	I could have been swaddling
you could have been swaddling
she could have been swaddling
we could have been swaddling
you could have been swaddling
they could have been swaddling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not swaddle
you could not swaddle
she could not swaddle
we could not swaddle
you could not swaddle
they could not swaddle 	I could not be swaddling
you could not be swaddling
she could not be swaddling
we could not be swaddling
you could not be swaddling
they could not be swaddling	I could not have swaddled
you could not have swaddled
she could not have swaddled
we could not have swaddled
you could not have swaddled
they could not have swaddled	I could not have been swaddling
you could not have been swaddling
she could not have been swaddling
we could not have been swaddling
you could not have been swaddling
they could not have been swaddling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I swaddle?
could you swaddle?
could she swaddle?
could we swaddle?
could you swaddle?
could they swaddle? 	could I be swaddling?
could you be swaddling?
could she be swaddling?
could we be swaddling?
could you be swaddling?
could they be swaddling? 	could I have swaddled?
could you have swaddled?
could she have swaddled?
could we have swaddled?
could you have swaddled?
could they have swaddled? 	could I have been swaddling?
could you have been swaddling?
could she have been swaddling?
could we have been swaddling?
could you have been swaddling?
could they have been swaddling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not swaddle?
could you not swaddle?
could she not swaddle?
could we not swaddle?
could you not swaddle?
could they not swaddle? 	could I not be swaddling?
could you not be swaddling?
could she not be swaddling?
could we not be swaddling?
could you not be swaddling?
could they not be swaddling? 	could I not have swaddled?
could you not have swaddled?
could she not have swaddled?
could we not have swaddled?
could you not have swaddled?
could they not have swaddled? 	could I not have been swaddling?
could you not have been swaddling?
could she not have been swaddling?
could we not have been swaddling?
could you not have been swaddling?
could they not have been swaddling?