should overstate
Regular verb: overstate - overstated- overstated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd overstate
you'd overstate
she'd overstate
we'd overstate
you'd overstate
they'd overstate 	I'd be overstating
you'd be overstating
she'd be overstating
we'd be overstating
you'd be overstating
they'd be overstating	I should've overstated
you should've overstated
she should've overstated
we should've overstated
you should've overstated
they should've overstated	I should've been overstating
you should've been overstating
she should've been overstating
we should've been overstating
you should've been overstating
they should've been overstating	

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

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

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