English verb conjugation
MAY FESTOON

Regular verb: festoon - festooned - festooned

Affirmation

Simple form	V-ing form
I may festoon you may festoon he may festoon we may festoon you may festoon they may festoon	I may be festooning you may be festooning he may be festooning we may be festooning you may be festooning they may be festooning
Perfect	V-ing perfect
I may have festooned you may have festooned he may have festooned we may have festooned you may have festooned they may have festooned	I may have been festooning you may have been festooning he may have been festooning we may have been festooning you may have been festooning they may have been festooning

Negation

Simple form	V-ing form
I mayn't festoon you mayn't festoon he mayn't festoon we mayn't festoon you mayn't festoon they mayn't festoon	I mayn't be festooning you mayn't be festooning he mayn't be festooning we mayn't be festooning you mayn't be festooning they mayn't be festooning
Perfect	V-ing perfect
I mayn't have festooned you mayn't have festooned he mayn't have festooned we mayn't have festooned you mayn't have festooned they mayn't have festooned	I mayn't have been festooning you mayn't have been festooning he mayn't have been festooning we mayn't have been festooning you mayn't have been festooning they mayn't have been festooning

Interrogative form

Simple form	V-ing form
may I festoon? may you festoon? may he festoon? may we festoon? may you festoon? may they festoon?	may I be festooning? may you be festooning? may he be festooning? may we be festooning? may you be festooning? may they be festooning?
Perfect	V-ing perfect
may I have festooned? may you have festooned? may he have festooned? may we have festooned? may you have festooned? may they have festooned?	may I have been festooning? may you have been festooning? may he have been festooning? may we have been festooning? may you have been festooning? may they have been festooning?

Interro-negative form

Simple form	V-ing form
mayn't I festoon? mayn't you festoon? mayn't he festoon? mayn't we festoon? mayn't you festoon? mayn't they festoon?	mayn't I be festooning? mayn't you be festooning? mayn't he be festooning? mayn't we be festooning? mayn't you be festooning? mayn't they be festooning?
Perfect	V-ing perfect
mayn't I have festooned? mayn't you have festooned? mayn't he have festooned? mayn't we have festooned? mayn't you have festooned? mayn't they have festooned?	mayn't I have been festooning? mayn't you have been festooning? mayn't he have been festooning? mayn't we have been festooning? mayn't you have been festooning? mayn't they have been festooning?