could commencer
Regular verb: commencer - commencered- commencered

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could commencer
you could commencer
she could commencer
we could commencer
you could commencer
they could commencer 	I could be commencering
you could be commencering
she could be commencering
we could be commencering
you could be commencering
they could be commencering	I could have commencered
you could have commencered
she could have commencered
we could have commencered
you could have commencered
they could have commencered	I could have been commencering
you could have been commencering
she could have been commencering
we could have been commencering
you could have been commencering
they could have been commencering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not commencer
you could not commencer
she could not commencer
we could not commencer
you could not commencer
they could not commencer 	I could not be commencering
you could not be commencering
she could not be commencering
we could not be commencering
you could not be commencering
they could not be commencering	I could not have commencered
you could not have commencered
she could not have commencered
we could not have commencered
you could not have commencered
they could not have commencered	I could not have been commencering
you could not have been commencering
she could not have been commencering
we could not have been commencering
you could not have been commencering
they could not have been commencering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I commencer?
could you commencer?
could she commencer?
could we commencer?
could you commencer?
could they commencer? 	could I be commencering?
could you be commencering?
could she be commencering?
could we be commencering?
could you be commencering?
could they be commencering? 	could I have commencered?
could you have commencered?
could she have commencered?
could we have commencered?
could you have commencered?
could they have commencered? 	could I have been commencering?
could you have been commencering?
could she have been commencering?
could we have been commencering?
could you have been commencering?
could they have been commencering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not commencer?
could you not commencer?
could she not commencer?
could we not commencer?
could you not commencer?
could they not commencer? 	could I not be commencering?
could you not be commencering?
could she not be commencering?
could we not be commencering?
could you not be commencering?
could they not be commencering? 	could I not have commencered?
could you not have commencered?
could she not have commencered?
could we not have commencered?
could you not have commencered?
could they not have commencered? 	could I not have been commencering?
could you not have been commencering?
could she not have been commencering?
could we not have been commencering?
could you not have been commencering?
could they not have been commencering?