may kitten
Regular verb: kitten - kittened- kittened

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may kitten
you may kitten
she may kitten
we may kitten
you may kitten
they may kitten 	I may be kittening
you may be kittening
she may be kittening
we may be kittening
you may be kittening
they may be kittening	I may have kittened
you may have kittened
she may have kittened
we may have kittened
you may have kittened
they may have kittened	I may have been kittening
you may have been kittening
she may have been kittening
we may have been kittening
you may have been kittening
they may have been kittening	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't kitten
you mayn't kitten
she mayn't kitten
we mayn't kitten
you mayn't kitten
they mayn't kitten 	I mayn't be kittening
you mayn't be kittening
she mayn't be kittening
we mayn't be kittening
you mayn't be kittening
they mayn't be kittening	I mayn't have kittened
you mayn't have kittened
she mayn't have kittened
we mayn't have kittened
you mayn't have kittened
they mayn't have kittened	I mayn't have been kittening
you mayn't have been kittening
she mayn't have been kittening
we mayn't have been kittening
you mayn't have been kittening
they mayn't have been kittening	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I kitten?
may you kitten?
may she kitten?
may we kitten?
may you kitten?
may they kitten? 	may I be kittening?
may you be kittening?
may she be kittening?
may we be kittening?
may you be kittening?
may they be kittening? 	may I have kittened?
may you have kittened?
may she have kittened?
may we have kittened?
may you have kittened?
may they have kittened? 	may I have been kittening?
may you have been kittening?
may she have been kittening?
may we have been kittening?
may you have been kittening?
may they have been kittening? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I kitten?
mayn't you kitten?
mayn't she kitten?
mayn't we kitten?
mayn't you kitten?
mayn't they kitten? 	mayn't I be kittening?
mayn't you be kittening?
mayn't she be kittening?
mayn't we be kittening?
mayn't you be kittening?
mayn't they be kittening? 	mayn't I have kittened?
mayn't you have kittened?
mayn't she have kittened?
mayn't we have kittened?
mayn't you have kittened?
mayn't they have kittened? 	mayn't I have been kittening?
mayn't you have been kittening?
mayn't she have been kittening?
mayn't we have been kittening?
mayn't you have been kittening?
mayn't they have been kittening?