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