may overstay
Regular verb: overstay - overstayed- overstayed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may overstay
you may overstay
he may overstay
we may overstay
you may overstay
they may overstay 	I may be overstaying
you may be overstaying
he may be overstaying
we may be overstaying
you may be overstaying
they may be overstaying	I may have overstayed
you may have overstayed
he may have overstayed
we may have overstayed
you may have overstayed
they may have overstayed	I may have been overstaying
you may have been overstaying
he may have been overstaying
we may have been overstaying
you may have been overstaying
they may have been overstaying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't overstay
you mayn't overstay
he mayn't overstay
we mayn't overstay
you mayn't overstay
they mayn't overstay 	I mayn't be overstaying
you mayn't be overstaying
he mayn't be overstaying
we mayn't be overstaying
you mayn't be overstaying
they mayn't be overstaying	I mayn't have overstayed
you mayn't have overstayed
he mayn't have overstayed
we mayn't have overstayed
you mayn't have overstayed
they mayn't have overstayed	I mayn't have been overstaying
you mayn't have been overstaying
he mayn't have been overstaying
we mayn't have been overstaying
you mayn't have been overstaying
they mayn't have been overstaying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I overstay?
may you overstay?
may he overstay?
may we overstay?
may you overstay?
may they overstay? 	may I be overstaying?
may you be overstaying?
may he be overstaying?
may we be overstaying?
may you be overstaying?
may they be overstaying? 	may I have overstayed?
may you have overstayed?
may he have overstayed?
may we have overstayed?
may you have overstayed?
may they have overstayed? 	may I have been overstaying?
may you have been overstaying?
may he have been overstaying?
may we have been overstaying?
may you have been overstaying?
may they have been overstaying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I overstay?
mayn't you overstay?
mayn't he overstay?
mayn't we overstay?
mayn't you overstay?
mayn't they overstay? 	mayn't I be overstaying?
mayn't you be overstaying?
mayn't he be overstaying?
mayn't we be overstaying?
mayn't you be overstaying?
mayn't they be overstaying? 	mayn't I have overstayed?
mayn't you have overstayed?
mayn't he have overstayed?
mayn't we have overstayed?
mayn't you have overstayed?
mayn't they have overstayed? 	mayn't I have been overstaying?
mayn't you have been overstaying?
mayn't he have been overstaying?
mayn't we have been overstaying?
mayn't you have been overstaying?
mayn't they have been overstaying?