may sheaf
Regular verb: sheaf - sheafed- sheafed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may sheaf
you may sheaf
she may sheaf
we may sheaf
you may sheaf
they may sheaf 	I may be sheafing
you may be sheafing
she may be sheafing
we may be sheafing
you may be sheafing
they may be sheafing	I may have sheafed
you may have sheafed
she may have sheafed
we may have sheafed
you may have sheafed
they may have sheafed	I may have been sheafing
you may have been sheafing
she may have been sheafing
we may have been sheafing
you may have been sheafing
they may have been sheafing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't sheaf
you mayn't sheaf
she mayn't sheaf
we mayn't sheaf
you mayn't sheaf
they mayn't sheaf 	I mayn't be sheafing
you mayn't be sheafing
she mayn't be sheafing
we mayn't be sheafing
you mayn't be sheafing
they mayn't be sheafing	I mayn't have sheafed
you mayn't have sheafed
she mayn't have sheafed
we mayn't have sheafed
you mayn't have sheafed
they mayn't have sheafed	I mayn't have been sheafing
you mayn't have been sheafing
she mayn't have been sheafing
we mayn't have been sheafing
you mayn't have been sheafing
they mayn't have been sheafing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I sheaf?
may you sheaf?
may she sheaf?
may we sheaf?
may you sheaf?
may they sheaf? 	may I be sheafing?
may you be sheafing?
may she be sheafing?
may we be sheafing?
may you be sheafing?
may they be sheafing? 	may I have sheafed?
may you have sheafed?
may she have sheafed?
may we have sheafed?
may you have sheafed?
may they have sheafed? 	may I have been sheafing?
may you have been sheafing?
may she have been sheafing?
may we have been sheafing?
may you have been sheafing?
may they have been sheafing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I sheaf?
mayn't you sheaf?
mayn't she sheaf?
mayn't we sheaf?
mayn't you sheaf?
mayn't they sheaf? 	mayn't I be sheafing?
mayn't you be sheafing?
mayn't she be sheafing?
mayn't we be sheafing?
mayn't you be sheafing?
mayn't they be sheafing? 	mayn't I have sheafed?
mayn't you have sheafed?
mayn't she have sheafed?
mayn't we have sheafed?
mayn't you have sheafed?
mayn't they have sheafed? 	mayn't I have been sheafing?
mayn't you have been sheafing?
mayn't she have been sheafing?
mayn't we have been sheafing?
mayn't you have been sheafing?
mayn't they have been sheafing?