English verb conjugation
MAY PLUMP

Regular verb: plump - plumped - plumped

Affirmation

Simple form	V-ing form
I may plump you may plump she may plump we may plump you may plump they may plump	I may be plumping you may be plumping she may be plumping we may be plumping you may be plumping they may be plumping
Perfect	V-ing perfect
I may have plumped you may have plumped she may have plumped we may have plumped you may have plumped they may have plumped	I may have been plumping you may have been plumping she may have been plumping we may have been plumping you may have been plumping they may have been plumping

Negation

Simple form	V-ing form
I mayn't plump you mayn't plump she mayn't plump we mayn't plump you mayn't plump they mayn't plump	I mayn't be plumping you mayn't be plumping she mayn't be plumping we mayn't be plumping you mayn't be plumping they mayn't be plumping
Perfect	V-ing perfect
I mayn't have plumped you mayn't have plumped she mayn't have plumped we mayn't have plumped you mayn't have plumped they mayn't have plumped	I mayn't have been plumping you mayn't have been plumping she mayn't have been plumping we mayn't have been plumping you mayn't have been plumping they mayn't have been plumping

Interrogative form

Simple form	V-ing form
may I plump? may you plump? may she plump? may we plump? may you plump? may they plump?	may I be plumping? may you be plumping? may she be plumping? may we be plumping? may you be plumping? may they be plumping?
Perfect	V-ing perfect
may I have plumped? may you have plumped? may she have plumped? may we have plumped? may you have plumped? may they have plumped?	may I have been plumping? may you have been plumping? may she have been plumping? may we have been plumping? may you have been plumping? may they have been plumping?

Interro-negative form

Simple form	V-ing form
mayn't I plump? mayn't you plump? mayn't she plump? mayn't we plump? mayn't you plump? mayn't they plump?	mayn't I be plumping? mayn't you be plumping? mayn't she be plumping? mayn't we be plumping? mayn't you be plumping? mayn't they be plumping?
Perfect	V-ing perfect
mayn't I have plumped? mayn't you have plumped? mayn't she have plumped? mayn't we have plumped? mayn't you have plumped? mayn't they have plumped?	mayn't I have been plumping? mayn't you have been plumping? mayn't she have been plumping? mayn't we have been plumping? mayn't you have been plumping? mayn't they have been plumping?