may prefix
Regular verb: prefix - prefixed- prefixed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may prefix
you may prefix
she may prefix
we may prefix
you may prefix
they may prefix 	I may be prefixing
you may be prefixing
she may be prefixing
we may be prefixing
you may be prefixing
they may be prefixing	I may have prefixed
you may have prefixed
she may have prefixed
we may have prefixed
you may have prefixed
they may have prefixed	I may have been prefixing
you may have been prefixing
she may have been prefixing
we may have been prefixing
you may have been prefixing
they may have been prefixing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't prefix
you mayn't prefix
she mayn't prefix
we mayn't prefix
you mayn't prefix
they mayn't prefix 	I mayn't be prefixing
you mayn't be prefixing
she mayn't be prefixing
we mayn't be prefixing
you mayn't be prefixing
they mayn't be prefixing	I mayn't have prefixed
you mayn't have prefixed
she mayn't have prefixed
we mayn't have prefixed
you mayn't have prefixed
they mayn't have prefixed	I mayn't have been prefixing
you mayn't have been prefixing
she mayn't have been prefixing
we mayn't have been prefixing
you mayn't have been prefixing
they mayn't have been prefixing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I prefix?
may you prefix?
may she prefix?
may we prefix?
may you prefix?
may they prefix? 	may I be prefixing?
may you be prefixing?
may she be prefixing?
may we be prefixing?
may you be prefixing?
may they be prefixing? 	may I have prefixed?
may you have prefixed?
may she have prefixed?
may we have prefixed?
may you have prefixed?
may they have prefixed? 	may I have been prefixing?
may you have been prefixing?
may she have been prefixing?
may we have been prefixing?
may you have been prefixing?
may they have been prefixing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I prefix?
mayn't you prefix?
mayn't she prefix?
mayn't we prefix?
mayn't you prefix?
mayn't they prefix? 	mayn't I be prefixing?
mayn't you be prefixing?
mayn't she be prefixing?
mayn't we be prefixing?
mayn't you be prefixing?
mayn't they be prefixing? 	mayn't I have prefixed?
mayn't you have prefixed?
mayn't she have prefixed?
mayn't we have prefixed?
mayn't you have prefixed?
mayn't they have prefixed? 	mayn't I have been prefixing?
mayn't you have been prefixing?
mayn't she have been prefixing?
mayn't we have been prefixing?
mayn't you have been prefixing?
mayn't they have been prefixing?