could tucker
Regular verb: tucker - tuckered- tuckered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could tucker
you could tucker
she could tucker
we could tucker
you could tucker
they could tucker 	I could be tuckering
you could be tuckering
she could be tuckering
we could be tuckering
you could be tuckering
they could be tuckering	I could have tuckered
you could have tuckered
she could have tuckered
we could have tuckered
you could have tuckered
they could have tuckered	I could have been tuckering
you could have been tuckering
she could have been tuckering
we could have been tuckering
you could have been tuckering
they could have been tuckering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not tucker
you could not tucker
she could not tucker
we could not tucker
you could not tucker
they could not tucker 	I could not be tuckering
you could not be tuckering
she could not be tuckering
we could not be tuckering
you could not be tuckering
they could not be tuckering	I could not have tuckered
you could not have tuckered
she could not have tuckered
we could not have tuckered
you could not have tuckered
they could not have tuckered	I could not have been tuckering
you could not have been tuckering
she could not have been tuckering
we could not have been tuckering
you could not have been tuckering
they could not have been tuckering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I tucker?
could you tucker?
could she tucker?
could we tucker?
could you tucker?
could they tucker? 	could I be tuckering?
could you be tuckering?
could she be tuckering?
could we be tuckering?
could you be tuckering?
could they be tuckering? 	could I have tuckered?
could you have tuckered?
could she have tuckered?
could we have tuckered?
could you have tuckered?
could they have tuckered? 	could I have been tuckering?
could you have been tuckering?
could she have been tuckering?
could we have been tuckering?
could you have been tuckering?
could they have been tuckering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not tucker?
could you not tucker?
could she not tucker?
could we not tucker?
could you not tucker?
could they not tucker? 	could I not be tuckering?
could you not be tuckering?
could she not be tuckering?
could we not be tuckering?
could you not be tuckering?
could they not be tuckering? 	could I not have tuckered?
could you not have tuckered?
could she not have tuckered?
could we not have tuckered?
could you not have tuckered?
could they not have tuckered? 	could I not have been tuckering?
could you not have been tuckering?
could she not have been tuckering?
could we not have been tuckering?
could you not have been tuckering?
could they not have been tuckering?