could debone
Regular verb: debone - deboned- deboned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could debone
you could debone
she could debone
we could debone
you could debone
they could debone 	I could be deboning
you could be deboning
she could be deboning
we could be deboning
you could be deboning
they could be deboning	I could have deboned
you could have deboned
she could have deboned
we could have deboned
you could have deboned
they could have deboned	I could have been deboning
you could have been deboning
she could have been deboning
we could have been deboning
you could have been deboning
they could have been deboning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not debone
you could not debone
she could not debone
we could not debone
you could not debone
they could not debone 	I could not be deboning
you could not be deboning
she could not be deboning
we could not be deboning
you could not be deboning
they could not be deboning	I could not have deboned
you could not have deboned
she could not have deboned
we could not have deboned
you could not have deboned
they could not have deboned	I could not have been deboning
you could not have been deboning
she could not have been deboning
we could not have been deboning
you could not have been deboning
they could not have been deboning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I debone?
could you debone?
could she debone?
could we debone?
could you debone?
could they debone? 	could I be deboning?
could you be deboning?
could she be deboning?
could we be deboning?
could you be deboning?
could they be deboning? 	could I have deboned?
could you have deboned?
could she have deboned?
could we have deboned?
could you have deboned?
could they have deboned? 	could I have been deboning?
could you have been deboning?
could she have been deboning?
could we have been deboning?
could you have been deboning?
could they have been deboning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not debone?
could you not debone?
could she not debone?
could we not debone?
could you not debone?
could they not debone? 	could I not be deboning?
could you not be deboning?
could she not be deboning?
could we not be deboning?
could you not be deboning?
could they not be deboning? 	could I not have deboned?
could you not have deboned?
could she not have deboned?
could we not have deboned?
could you not have deboned?
could they not have deboned? 	could I not have been deboning?
could you not have been deboning?
could she not have been deboning?
could we not have been deboning?
could you not have been deboning?
could they not have been deboning?