may upright
Regular verb: upright - uprighted- uprighted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may upright
you may upright
he may upright
we may upright
you may upright
they may upright 	I may be uprighting
you may be uprighting
he may be uprighting
we may be uprighting
you may be uprighting
they may be uprighting	I may have uprighted
you may have uprighted
he may have uprighted
we may have uprighted
you may have uprighted
they may have uprighted	I may have been uprighting
you may have been uprighting
he may have been uprighting
we may have been uprighting
you may have been uprighting
they may have been uprighting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't upright
you mayn't upright
he mayn't upright
we mayn't upright
you mayn't upright
they mayn't upright 	I mayn't be uprighting
you mayn't be uprighting
he mayn't be uprighting
we mayn't be uprighting
you mayn't be uprighting
they mayn't be uprighting	I mayn't have uprighted
you mayn't have uprighted
he mayn't have uprighted
we mayn't have uprighted
you mayn't have uprighted
they mayn't have uprighted	I mayn't have been uprighting
you mayn't have been uprighting
he mayn't have been uprighting
we mayn't have been uprighting
you mayn't have been uprighting
they mayn't have been uprighting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I upright?
may you upright?
may he upright?
may we upright?
may you upright?
may they upright? 	may I be uprighting?
may you be uprighting?
may he be uprighting?
may we be uprighting?
may you be uprighting?
may they be uprighting? 	may I have uprighted?
may you have uprighted?
may he have uprighted?
may we have uprighted?
may you have uprighted?
may they have uprighted? 	may I have been uprighting?
may you have been uprighting?
may he have been uprighting?
may we have been uprighting?
may you have been uprighting?
may they have been uprighting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I upright?
mayn't you upright?
mayn't he upright?
mayn't we upright?
mayn't you upright?
mayn't they upright? 	mayn't I be uprighting?
mayn't you be uprighting?
mayn't he be uprighting?
mayn't we be uprighting?
mayn't you be uprighting?
mayn't they be uprighting? 	mayn't I have uprighted?
mayn't you have uprighted?
mayn't he have uprighted?
mayn't we have uprighted?
mayn't you have uprighted?
mayn't they have uprighted? 	mayn't I have been uprighting?
mayn't you have been uprighting?
mayn't he have been uprighting?
mayn't we have been uprighting?
mayn't you have been uprighting?
mayn't they have been uprighting?