could stun
Regular verb: stun - stunned- stunned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could stun
you could stun
she could stun
we could stun
you could stun
they could stun 	I could be stunning
you could be stunning
she could be stunning
we could be stunning
you could be stunning
they could be stunning	I could have stunned
you could have stunned
she could have stunned
we could have stunned
you could have stunned
they could have stunned	I could have been stunning
you could have been stunning
she could have been stunning
we could have been stunning
you could have been stunning
they could have been stunning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't stun
you couldn't stun
she couldn't stun
we couldn't stun
you couldn't stun
they couldn't stun 	I couldn't be stunning
you couldn't be stunning
she couldn't be stunning
we couldn't be stunning
you couldn't be stunning
they couldn't be stunning	I couldn't have stunned
you couldn't have stunned
she couldn't have stunned
we couldn't have stunned
you couldn't have stunned
they couldn't have stunned	I couldn't have been stunning
you couldn't have been stunning
she couldn't have been stunning
we couldn't have been stunning
you couldn't have been stunning
they couldn't have been stunning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I stun?
could you stun?
could she stun?
could we stun?
could you stun?
could they stun? 	could I be stunning?
could you be stunning?
could she be stunning?
could we be stunning?
could you be stunning?
could they be stunning? 	could I have stunned?
could you have stunned?
could she have stunned?
could we have stunned?
could you have stunned?
could they have stunned? 	could I have been stunning?
could you have been stunning?
could she have been stunning?
could we have been stunning?
could you have been stunning?
could they have been stunning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I stun?
couldn't you stun?
couldn't she stun?
couldn't we stun?
couldn't you stun?
couldn't they stun? 	couldn't I be stunning?
couldn't you be stunning?
couldn't she be stunning?
couldn't we be stunning?
couldn't you be stunning?
couldn't they be stunning? 	couldn't I have stunned?
couldn't you have stunned?
couldn't she have stunned?
couldn't we have stunned?
couldn't you have stunned?
couldn't they have stunned? 	couldn't I have been stunning?
couldn't you have been stunning?
couldn't she have been stunning?
couldn't we have been stunning?
couldn't you have been stunning?
couldn't they have been stunning?