may grey
Regular verb: grey - greyed- greyed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may grey
you may grey
she may grey
we may grey
you may grey
they may grey 	I may be greying
you may be greying
she may be greying
we may be greying
you may be greying
they may be greying	I may have greyed
you may have greyed
she may have greyed
we may have greyed
you may have greyed
they may have greyed	I may have been greying
you may have been greying
she may have been greying
we may have been greying
you may have been greying
they may have been greying	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't grey
you mayn't grey
she mayn't grey
we mayn't grey
you mayn't grey
they mayn't grey 	I mayn't be greying
you mayn't be greying
she mayn't be greying
we mayn't be greying
you mayn't be greying
they mayn't be greying	I mayn't have greyed
you mayn't have greyed
she mayn't have greyed
we mayn't have greyed
you mayn't have greyed
they mayn't have greyed	I mayn't have been greying
you mayn't have been greying
she mayn't have been greying
we mayn't have been greying
you mayn't have been greying
they mayn't have been greying	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I grey?
may you grey?
may she grey?
may we grey?
may you grey?
may they grey? 	may I be greying?
may you be greying?
may she be greying?
may we be greying?
may you be greying?
may they be greying? 	may I have greyed?
may you have greyed?
may she have greyed?
may we have greyed?
may you have greyed?
may they have greyed? 	may I have been greying?
may you have been greying?
may she have been greying?
may we have been greying?
may you have been greying?
may they have been greying? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I grey?
mayn't you grey?
mayn't she grey?
mayn't we grey?
mayn't you grey?
mayn't they grey? 	mayn't I be greying?
mayn't you be greying?
mayn't she be greying?
mayn't we be greying?
mayn't you be greying?
mayn't they be greying? 	mayn't I have greyed?
mayn't you have greyed?
mayn't she have greyed?
mayn't we have greyed?
mayn't you have greyed?
mayn't they have greyed? 	mayn't I have been greying?
mayn't you have been greying?
mayn't she have been greying?
mayn't we have been greying?
mayn't you have been greying?
mayn't they have been greying?