may upstage
Regular verb: upstage - upstaged- upstaged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may upstage
you may upstage
he may upstage
we may upstage
you may upstage
they may upstage 	I may be upstaging
you may be upstaging
he may be upstaging
we may be upstaging
you may be upstaging
they may be upstaging	I may have upstaged
you may have upstaged
he may have upstaged
we may have upstaged
you may have upstaged
they may have upstaged	I may have been upstaging
you may have been upstaging
he may have been upstaging
we may have been upstaging
you may have been upstaging
they may have been upstaging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't upstage
you mayn't upstage
he mayn't upstage
we mayn't upstage
you mayn't upstage
they mayn't upstage 	I mayn't be upstaging
you mayn't be upstaging
he mayn't be upstaging
we mayn't be upstaging
you mayn't be upstaging
they mayn't be upstaging	I mayn't have upstaged
you mayn't have upstaged
he mayn't have upstaged
we mayn't have upstaged
you mayn't have upstaged
they mayn't have upstaged	I mayn't have been upstaging
you mayn't have been upstaging
he mayn't have been upstaging
we mayn't have been upstaging
you mayn't have been upstaging
they mayn't have been upstaging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I upstage?
may you upstage?
may he upstage?
may we upstage?
may you upstage?
may they upstage? 	may I be upstaging?
may you be upstaging?
may he be upstaging?
may we be upstaging?
may you be upstaging?
may they be upstaging? 	may I have upstaged?
may you have upstaged?
may he have upstaged?
may we have upstaged?
may you have upstaged?
may they have upstaged? 	may I have been upstaging?
may you have been upstaging?
may he have been upstaging?
may we have been upstaging?
may you have been upstaging?
may they have been upstaging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I upstage?
mayn't you upstage?
mayn't he upstage?
mayn't we upstage?
mayn't you upstage?
mayn't they upstage? 	mayn't I be upstaging?
mayn't you be upstaging?
mayn't he be upstaging?
mayn't we be upstaging?
mayn't you be upstaging?
mayn't they be upstaging? 	mayn't I have upstaged?
mayn't you have upstaged?
mayn't he have upstaged?
mayn't we have upstaged?
mayn't you have upstaged?
mayn't they have upstaged? 	mayn't I have been upstaging?
mayn't you have been upstaging?
mayn't he have been upstaging?
mayn't we have been upstaging?
mayn't you have been upstaging?
mayn't they have been upstaging?