Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I may celebrate celebrate you may celebrate celebrate he may celebrate celebrate we may celebrate celebrate you may celebrate celebrate they may celebrate celebrate
V-ing form
I may be celebrate celebrating you may be celebrate celebrating he may be celebrate celebrating we may be celebrate celebrating you may be celebrate celebrating they may be celebrate celebrating
Perfect
I may have celebrate celebrated you may have celebrate celebrated he may have celebrate celebrated we may have celebrate celebrated you may have celebrate celebrated they may have celebrate celebrated
V-ing perfect
I may have been celebrate celebrating you may have been celebrate celebrating he may have been celebrate celebrating we may have been celebrate celebrating you may have been celebrate celebrating they may have been celebrate celebrating
Negation
Simple form
I mayn't celebrate celebrate you mayn't celebrate celebrate he mayn't celebrate celebrate we mayn't celebrate celebrate you mayn't celebrate celebrate they mayn't celebrate celebrate
V-ing form
I mayn't be celebrate celebrating you mayn't be celebrate celebrating he mayn't be celebrate celebrating we mayn't be celebrate celebrating you mayn't be celebrate celebrating they mayn't be celebrate celebrating
Perfect
I mayn't have celebrate celebrated you mayn't have celebrate celebrated he mayn't have celebrate celebrated we mayn't have celebrate celebrated you mayn't have celebrate celebrated they mayn't have celebrate celebrated
V-ing perfect
I mayn't have been celebrate celebrating you mayn't have been celebrate celebrating he mayn't have been celebrate celebrating we mayn't have been celebrate celebrating you mayn't have been celebrate celebrating they mayn't have been celebrate celebrating
Interrogative form
Simple form
may I celebrate celebrate? may you celebrate celebrate? may he celebrate celebrate? may we celebrate celebrate? may you celebrate celebrate? may they celebrate celebrate?
V-ing form
may I be celebrate celebrating? may you be celebrate celebrating? may he be celebrate celebrating? may we be celebrate celebrating? may you be celebrate celebrating? may they be celebrate celebrating?
Perfect
may I have celebrate celebrated? may you have celebrate celebrated? may he have celebrate celebrated? may we have celebrate celebrated? may you have celebrate celebrated? may they have celebrate celebrated?
V-ing perfect
may I have been celebrate celebrating? may you have been celebrate celebrating? may he have been celebrate celebrating? may we have been celebrate celebrating? may you have been celebrate celebrating? may they have been celebrate celebrating?
Interro-negative form
Simple form
mayn't I celebrate celebrate? mayn't you celebrate celebrate? mayn't he celebrate celebrate? mayn't we celebrate celebrate? mayn't you celebrate celebrate? mayn't they celebrate celebrate?
V-ing form
mayn't I be celebrate celebrating? mayn't you be celebrate celebrating? mayn't he be celebrate celebrating? mayn't we be celebrate celebrating? mayn't you be celebrate celebrating? mayn't they be celebrate celebrating?
Perfect
mayn't I have celebrate celebrated? mayn't you have celebrate celebrated? mayn't he have celebrate celebrated? mayn't we have celebrate celebrated? mayn't you have celebrate celebrated? mayn't they have celebrate celebrated?
V-ing perfect
mayn't I have been celebrate celebrating? mayn't you have been celebrate celebrating? mayn't he have been celebrate celebrating? mayn't we have been celebrate celebrating? mayn't you have been celebrate celebrating? mayn't they have been celebrate celebrating?