could nim
Regular verb: nim - nimed- nimed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could nim
you could nim
he could nim
we could nim
you could nim
they could nim 	I could be niming
you could be niming
he could be niming
we could be niming
you could be niming
they could be niming	I could have nimed
you could have nimed
he could have nimed
we could have nimed
you could have nimed
they could have nimed	I could have been niming
you could have been niming
he could have been niming
we could have been niming
you could have been niming
they could have been niming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't nim
you couldn't nim
he couldn't nim
we couldn't nim
you couldn't nim
they couldn't nim 	I couldn't be niming
you couldn't be niming
he couldn't be niming
we couldn't be niming
you couldn't be niming
they couldn't be niming	I couldn't have nimed
you couldn't have nimed
he couldn't have nimed
we couldn't have nimed
you couldn't have nimed
they couldn't have nimed	I couldn't have been niming
you couldn't have been niming
he couldn't have been niming
we couldn't have been niming
you couldn't have been niming
they couldn't have been niming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I nim?
could you nim?
could he nim?
could we nim?
could you nim?
could they nim? 	could I be niming?
could you be niming?
could he be niming?
could we be niming?
could you be niming?
could they be niming? 	could I have nimed?
could you have nimed?
could he have nimed?
could we have nimed?
could you have nimed?
could they have nimed? 	could I have been niming?
could you have been niming?
could he have been niming?
could we have been niming?
could you have been niming?
could they have been niming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I nim?
couldn't you nim?
couldn't he nim?
couldn't we nim?
couldn't you nim?
couldn't they nim? 	couldn't I be niming?
couldn't you be niming?
couldn't he be niming?
couldn't we be niming?
couldn't you be niming?
couldn't they be niming? 	couldn't I have nimed?
couldn't you have nimed?
couldn't he have nimed?
couldn't we have nimed?
couldn't you have nimed?
couldn't they have nimed? 	couldn't I have been niming?
couldn't you have been niming?
couldn't he have been niming?
couldn't we have been niming?
couldn't you have been niming?
couldn't they have been niming?