may disappoint
Regular verb: disappoint - disappointed- disappointed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I may disappoint
you may disappoint
she may disappoint
we may disappoint
you may disappoint
they may disappoint 	I may be disappointing
you may be disappointing
she may be disappointing
we may be disappointing
you may be disappointing
they may be disappointing	I may have disappointed
you may have disappointed
she may have disappointed
we may have disappointed
you may have disappointed
they may have disappointed	I may have been disappointing
you may have been disappointing
she may have been disappointing
we may have been disappointing
you may have been disappointing
they may have been disappointing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mayn't disappoint
you mayn't disappoint
she mayn't disappoint
we mayn't disappoint
you mayn't disappoint
they mayn't disappoint 	I mayn't be disappointing
you mayn't be disappointing
she mayn't be disappointing
we mayn't be disappointing
you mayn't be disappointing
they mayn't be disappointing	I mayn't have disappointed
you mayn't have disappointed
she mayn't have disappointed
we mayn't have disappointed
you mayn't have disappointed
they mayn't have disappointed	I mayn't have been disappointing
you mayn't have been disappointing
she mayn't have been disappointing
we mayn't have been disappointing
you mayn't have been disappointing
they mayn't have been disappointing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
may I disappoint?
may you disappoint?
may she disappoint?
may we disappoint?
may you disappoint?
may they disappoint? 	may I be disappointing?
may you be disappointing?
may she be disappointing?
may we be disappointing?
may you be disappointing?
may they be disappointing? 	may I have disappointed?
may you have disappointed?
may she have disappointed?
may we have disappointed?
may you have disappointed?
may they have disappointed? 	may I have been disappointing?
may you have been disappointing?
may she have been disappointing?
may we have been disappointing?
may you have been disappointing?
may they have been disappointing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mayn't I disappoint?
mayn't you disappoint?
mayn't she disappoint?
mayn't we disappoint?
mayn't you disappoint?
mayn't they disappoint? 	mayn't I be disappointing?
mayn't you be disappointing?
mayn't she be disappointing?
mayn't we be disappointing?
mayn't you be disappointing?
mayn't they be disappointing? 	mayn't I have disappointed?
mayn't you have disappointed?
mayn't she have disappointed?
mayn't we have disappointed?
mayn't you have disappointed?
mayn't they have disappointed? 	mayn't I have been disappointing?
mayn't you have been disappointing?
mayn't she have been disappointing?
mayn't we have been disappointing?
mayn't you have been disappointing?
mayn't they have been disappointing?