could outswim
Irregular verb: outswim - outswam- outswum

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could outswim
you could outswim
he could outswim
we could outswim
you could outswim
they could outswim 	I could be outswiming
you could be outswiming
he could be outswiming
we could be outswiming
you could be outswiming
they could be outswiming	I could have outswum
you could have outswum
he could have outswum
we could have outswum
you could have outswum
they could have outswum	I could have been outswiming
you could have been outswiming
he could have been outswiming
we could have been outswiming
you could have been outswiming
they could have been outswiming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not outswim
you could not outswim
he could not outswim
we could not outswim
you could not outswim
they could not outswim 	I could not be outswiming
you could not be outswiming
he could not be outswiming
we could not be outswiming
you could not be outswiming
they could not be outswiming	I could not have outswum
you could not have outswum
he could not have outswum
we could not have outswum
you could not have outswum
they could not have outswum	I could not have been outswiming
you could not have been outswiming
he could not have been outswiming
we could not have been outswiming
you could not have been outswiming
they could not have been outswiming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I outswim?
could you outswim?
could he outswim?
could we outswim?
could you outswim?
could they outswim? 	could I be outswiming?
could you be outswiming?
could he be outswiming?
could we be outswiming?
could you be outswiming?
could they be outswiming? 	could I have outswum?
could you have outswum?
could he have outswum?
could we have outswum?
could you have outswum?
could they have outswum? 	could I have been outswiming?
could you have been outswiming?
could he have been outswiming?
could we have been outswiming?
could you have been outswiming?
could they have been outswiming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not outswim?
could you not outswim?
could he not outswim?
could we not outswim?
could you not outswim?
could they not outswim? 	could I not be outswiming?
could you not be outswiming?
could he not be outswiming?
could we not be outswiming?
could you not be outswiming?
could they not be outswiming? 	could I not have outswum?
could you not have outswum?
could he not have outswum?
could we not have outswum?
could you not have outswum?
could they not have outswum? 	could I not have been outswiming?
could you not have been outswiming?
could he not have been outswiming?
could we not have been outswiming?
could you not have been outswiming?
could they not have been outswiming?