English verb conjugation
MAY OVERBILL

Regular verb: overbill - overbilled - overbilled

Affirmation

Simple form	V-ing form
I may overbill you may overbill he may overbill we may overbill you may overbill they may overbill	I may be overbilling you may be overbilling he may be overbilling we may be overbilling you may be overbilling they may be overbilling
Perfect	V-ing perfect
I may have overbilled you may have overbilled he may have overbilled we may have overbilled you may have overbilled they may have overbilled	I may have been overbilling you may have been overbilling he may have been overbilling we may have been overbilling you may have been overbilling they may have been overbilling

Negation

Simple form	V-ing form
I mayn't overbill you mayn't overbill he mayn't overbill we mayn't overbill you mayn't overbill they mayn't overbill	I mayn't be overbilling you mayn't be overbilling he mayn't be overbilling we mayn't be overbilling you mayn't be overbilling they mayn't be overbilling
Perfect	V-ing perfect
I mayn't have overbilled you mayn't have overbilled he mayn't have overbilled we mayn't have overbilled you mayn't have overbilled they mayn't have overbilled	I mayn't have been overbilling you mayn't have been overbilling he mayn't have been overbilling we mayn't have been overbilling you mayn't have been overbilling they mayn't have been overbilling

Interrogative form

Simple form	V-ing form
may I overbill? may you overbill? may he overbill? may we overbill? may you overbill? may they overbill?	may I be overbilling? may you be overbilling? may he be overbilling? may we be overbilling? may you be overbilling? may they be overbilling?
Perfect	V-ing perfect
may I have overbilled? may you have overbilled? may he have overbilled? may we have overbilled? may you have overbilled? may they have overbilled?	may I have been overbilling? may you have been overbilling? may he have been overbilling? may we have been overbilling? may you have been overbilling? may they have been overbilling?

Interro-negative form

Simple form	V-ing form
mayn't I overbill? mayn't you overbill? mayn't he overbill? mayn't we overbill? mayn't you overbill? mayn't they overbill?	mayn't I be overbilling? mayn't you be overbilling? mayn't he be overbilling? mayn't we be overbilling? mayn't you be overbilling? mayn't they be overbilling?
Perfect	V-ing perfect
mayn't I have overbilled? mayn't you have overbilled? mayn't he have overbilled? mayn't we have overbilled? mayn't you have overbilled? mayn't they have overbilled?	mayn't I have been overbilling? mayn't you have been overbilling? mayn't he have been overbilling? mayn't we have been overbilling? mayn't you have been overbilling? mayn't they have been overbilling?