could overemphasise
Regular verb: overemphasise - overemphasised- overemphasised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could overemphasise
you could overemphasise
he could overemphasise
we could overemphasise
you could overemphasise
they could overemphasise 	I could be overemphasising
you could be overemphasising
he could be overemphasising
we could be overemphasising
you could be overemphasising
they could be overemphasising	I could have overemphasised
you could have overemphasised
he could have overemphasised
we could have overemphasised
you could have overemphasised
they could have overemphasised	I could have been overemphasising
you could have been overemphasising
he could have been overemphasising
we could have been overemphasising
you could have been overemphasising
they could have been overemphasising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not overemphasise
you could not overemphasise
he could not overemphasise
we could not overemphasise
you could not overemphasise
they could not overemphasise 	I could not be overemphasising
you could not be overemphasising
he could not be overemphasising
we could not be overemphasising
you could not be overemphasising
they could not be overemphasising	I could not have overemphasised
you could not have overemphasised
he could not have overemphasised
we could not have overemphasised
you could not have overemphasised
they could not have overemphasised	I could not have been overemphasising
you could not have been overemphasising
he could not have been overemphasising
we could not have been overemphasising
you could not have been overemphasising
they could not have been overemphasising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I overemphasise?
could you overemphasise?
could he overemphasise?
could we overemphasise?
could you overemphasise?
could they overemphasise? 	could I be overemphasising?
could you be overemphasising?
could he be overemphasising?
could we be overemphasising?
could you be overemphasising?
could they be overemphasising? 	could I have overemphasised?
could you have overemphasised?
could he have overemphasised?
could we have overemphasised?
could you have overemphasised?
could they have overemphasised? 	could I have been overemphasising?
could you have been overemphasising?
could he have been overemphasising?
could we have been overemphasising?
could you have been overemphasising?
could they have been overemphasising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not overemphasise?
could you not overemphasise?
could he not overemphasise?
could we not overemphasise?
could you not overemphasise?
could they not overemphasise? 	could I not be overemphasising?
could you not be overemphasising?
could he not be overemphasising?
could we not be overemphasising?
could you not be overemphasising?
could they not be overemphasising? 	could I not have overemphasised?
could you not have overemphasised?
could he not have overemphasised?
could we not have overemphasised?
could you not have overemphasised?
could they not have overemphasised? 	could I not have been overemphasising?
could you not have been overemphasising?
could he not have been overemphasising?
could we not have been overemphasising?
could you not have been overemphasising?
could they not have been overemphasising?