can overstate
Regular verb: overstate - overstated- overstated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can overstate
you can overstate
she can overstate
we can overstate
you can overstate
they can overstate 	I can be overstating
you can be overstating
she can be overstating
we can be overstating
you can be overstating
they can be overstating	I can have overstated
you can have overstated
she can have overstated
we can have overstated
you can have overstated
they can have overstated	I can have been overstating
you can have been overstating
she can have been overstating
we can have been overstating
you can have been overstating
they can have been overstating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot overstate
you cannot overstate
she cannot overstate
we cannot overstate
you cannot overstate
they cannot overstate 	I cannot be overstating
you cannot be overstating
she cannot be overstating
we cannot be overstating
you cannot be overstating
they cannot be overstating	I cannot have overstated
you cannot have overstated
she cannot have overstated
we cannot have overstated
you cannot have overstated
they cannot have overstated	I cannot have been overstating
you cannot have been overstating
she cannot have been overstating
we cannot have been overstating
you cannot have been overstating
they cannot have been overstating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I overstate?
can you overstate?
can she overstate?
can we overstate?
can you overstate?
can they overstate? 	can I be overstating?
can you be overstating?
can she be overstating?
can we be overstating?
can you be overstating?
can they be overstating? 	can I have overstated?
can you have overstated?
can she have overstated?
can we have overstated?
can you have overstated?
can they have overstated? 	can I have been overstating?
can you have been overstating?
can she have been overstating?
can we have been overstating?
can you have been overstating?
can they have been overstating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not overstate?
can you not overstate?
can she not overstate?
can we not overstate?
can you not overstate?
can they not overstate? 	can I not be overstating?
can you not be overstating?
can she not be overstating?
can we not be overstating?
can you not be overstating?
can they not be overstating? 	can I not have overstated?
can you not have overstated?
can she not have overstated?
can we not have overstated?
can you not have overstated?
can they not have overstated? 	can I not have been overstating?
can you not have been overstating?
can she not have been overstating?
can we not have been overstating?
can you not have been overstating?
can they not have been overstating?