could overweigh
Regular verb: overweigh - overweighed- overweighed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could overweigh
you could overweigh
he could overweigh
we could overweigh
you could overweigh
they could overweigh 	I could be overweighing
you could be overweighing
he could be overweighing
we could be overweighing
you could be overweighing
they could be overweighing	I could have overweighed
you could have overweighed
he could have overweighed
we could have overweighed
you could have overweighed
they could have overweighed	I could have been overweighing
you could have been overweighing
he could have been overweighing
we could have been overweighing
you could have been overweighing
they could have been overweighing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not overweigh
you could not overweigh
he could not overweigh
we could not overweigh
you could not overweigh
they could not overweigh 	I could not be overweighing
you could not be overweighing
he could not be overweighing
we could not be overweighing
you could not be overweighing
they could not be overweighing	I could not have overweighed
you could not have overweighed
he could not have overweighed
we could not have overweighed
you could not have overweighed
they could not have overweighed	I could not have been overweighing
you could not have been overweighing
he could not have been overweighing
we could not have been overweighing
you could not have been overweighing
they could not have been overweighing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I overweigh?
could you overweigh?
could he overweigh?
could we overweigh?
could you overweigh?
could they overweigh? 	could I be overweighing?
could you be overweighing?
could he be overweighing?
could we be overweighing?
could you be overweighing?
could they be overweighing? 	could I have overweighed?
could you have overweighed?
could he have overweighed?
could we have overweighed?
could you have overweighed?
could they have overweighed? 	could I have been overweighing?
could you have been overweighing?
could he have been overweighing?
could we have been overweighing?
could you have been overweighing?
could they have been overweighing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not overweigh?
could you not overweigh?
could he not overweigh?
could we not overweigh?
could you not overweigh?
could they not overweigh? 	could I not be overweighing?
could you not be overweighing?
could he not be overweighing?
could we not be overweighing?
could you not be overweighing?
could they not be overweighing? 	could I not have overweighed?
could you not have overweighed?
could he not have overweighed?
could we not have overweighed?
could you not have overweighed?
could they not have overweighed? 	could I not have been overweighing?
could you not have been overweighing?
could he not have been overweighing?
could we not have been overweighing?
could you not have been overweighing?
could they not have been overweighing?