could friend
Regular verb: friend - friended- friended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could friend
you could friend
she could friend
we could friend
you could friend
they could friend 	I could be friending
you could be friending
she could be friending
we could be friending
you could be friending
they could be friending	I could have friended
you could have friended
she could have friended
we could have friended
you could have friended
they could have friended	I could have been friending
you could have been friending
she could have been friending
we could have been friending
you could have been friending
they could have been friending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't friend
you couldn't friend
she couldn't friend
we couldn't friend
you couldn't friend
they couldn't friend 	I couldn't be friending
you couldn't be friending
she couldn't be friending
we couldn't be friending
you couldn't be friending
they couldn't be friending	I couldn't have friended
you couldn't have friended
she couldn't have friended
we couldn't have friended
you couldn't have friended
they couldn't have friended	I couldn't have been friending
you couldn't have been friending
she couldn't have been friending
we couldn't have been friending
you couldn't have been friending
they couldn't have been friending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I friend?
could you friend?
could she friend?
could we friend?
could you friend?
could they friend? 	could I be friending?
could you be friending?
could she be friending?
could we be friending?
could you be friending?
could they be friending? 	could I have friended?
could you have friended?
could she have friended?
could we have friended?
could you have friended?
could they have friended? 	could I have been friending?
could you have been friending?
could she have been friending?
could we have been friending?
could you have been friending?
could they have been friending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I friend?
couldn't you friend?
couldn't she friend?
couldn't we friend?
couldn't you friend?
couldn't they friend? 	couldn't I be friending?
couldn't you be friending?
couldn't she be friending?
couldn't we be friending?
couldn't you be friending?
couldn't they be friending? 	couldn't I have friended?
couldn't you have friended?
couldn't she have friended?
couldn't we have friended?
couldn't you have friended?
couldn't they have friended? 	couldn't I have been friending?
couldn't you have been friending?
couldn't she have been friending?
couldn't we have been friending?
couldn't you have been friending?
couldn't they have been friending?