may overstaff
Regular verb: overstaff - overstaffed- overstaffed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may overstaff
you may overstaff
he may overstaff
we may overstaff
you may overstaff
they may overstaff 	I may be overstaffing
you may be overstaffing
he may be overstaffing
we may be overstaffing
you may be overstaffing
they may be overstaffing	I may have overstaffed
you may have overstaffed
he may have overstaffed
we may have overstaffed
you may have overstaffed
they may have overstaffed	I may have been overstaffing
you may have been overstaffing
he may have been overstaffing
we may have been overstaffing
you may have been overstaffing
they may have been overstaffing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may not overstaff
you may not overstaff
he may not overstaff
we may not overstaff
you may not overstaff
they may not overstaff 	I may not be overstaffing
you may not be overstaffing
he may not be overstaffing
we may not be overstaffing
you may not be overstaffing
they may not be overstaffing	I may not have overstaffed
you may not have overstaffed
he may not have overstaffed
we may not have overstaffed
you may not have overstaffed
they may not have overstaffed	I may not have been overstaffing
you may not have been overstaffing
he may not have been overstaffing
we may not have been overstaffing
you may not have been overstaffing
they may not have been overstaffing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I overstaff?
may you overstaff?
may he overstaff?
may we overstaff?
may you overstaff?
may they overstaff? 	may I be overstaffing?
may you be overstaffing?
may he be overstaffing?
may we be overstaffing?
may you be overstaffing?
may they be overstaffing? 	may I have overstaffed?
may you have overstaffed?
may he have overstaffed?
may we have overstaffed?
may you have overstaffed?
may they have overstaffed? 	may I have been overstaffing?
may you have been overstaffing?
may he have been overstaffing?
may we have been overstaffing?
may you have been overstaffing?
may they have been overstaffing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I not overstaff?
may you not overstaff?
may he not overstaff?
may we not overstaff?
may you not overstaff?
may they not overstaff? 	may I not be overstaffing?
may you not be overstaffing?
may he not be overstaffing?
may we not be overstaffing?
may you not be overstaffing?
may they not be overstaffing? 	may I not have overstaffed?
may you not have overstaffed?
may he not have overstaffed?
may we not have overstaffed?
may you not have overstaffed?
may they not have overstaffed? 	may I not have been overstaffing?
may you not have been overstaffing?
may he not have been overstaffing?
may we not have been overstaffing?
may you not have been overstaffing?
may they not have been overstaffing?