English verb conjugation
MAY ENDOW

Regular verb: endow - endowed - endowed

Affirmation

Simple form	V-ing form
I may endow you may endow he may endow we may endow you may endow they may endow	I may be endowing you may be endowing he may be endowing we may be endowing you may be endowing they may be endowing
Perfect	V-ing perfect
I may have endowed you may have endowed he may have endowed we may have endowed you may have endowed they may have endowed	I may have been endowing you may have been endowing he may have been endowing we may have been endowing you may have been endowing they may have been endowing

Negation

Simple form	V-ing form
I mayn't endow you mayn't endow he mayn't endow we mayn't endow you mayn't endow they mayn't endow	I mayn't be endowing you mayn't be endowing he mayn't be endowing we mayn't be endowing you mayn't be endowing they mayn't be endowing
Perfect	V-ing perfect
I mayn't have endowed you mayn't have endowed he mayn't have endowed we mayn't have endowed you mayn't have endowed they mayn't have endowed	I mayn't have been endowing you mayn't have been endowing he mayn't have been endowing we mayn't have been endowing you mayn't have been endowing they mayn't have been endowing

Interrogative form

Simple form	V-ing form
may I endow? may you endow? may he endow? may we endow? may you endow? may they endow?	may I be endowing? may you be endowing? may he be endowing? may we be endowing? may you be endowing? may they be endowing?
Perfect	V-ing perfect
may I have endowed? may you have endowed? may he have endowed? may we have endowed? may you have endowed? may they have endowed?	may I have been endowing? may you have been endowing? may he have been endowing? may we have been endowing? may you have been endowing? may they have been endowing?

Interro-negative form

Simple form	V-ing form
mayn't I endow? mayn't you endow? mayn't he endow? mayn't we endow? mayn't you endow? mayn't they endow?	mayn't I be endowing? mayn't you be endowing? mayn't he be endowing? mayn't we be endowing? mayn't you be endowing? mayn't they be endowing?
Perfect	V-ing perfect
mayn't I have endowed? mayn't you have endowed? mayn't he have endowed? mayn't we have endowed? mayn't you have endowed? mayn't they have endowed?	mayn't I have been endowing? mayn't you have been endowing? mayn't he have been endowing? mayn't we have been endowing? mayn't you have been endowing? mayn't they have been endowing?