I may defer you may defer he may defer we may defer you may defer they may defer
V-ing form
I may be deferring you may be deferring he may be deferring we may be deferring you may be deferring they may be deferring
Perfect
I may have deferred you may have deferred he may have deferred we may have deferred you may have deferred they may have deferred
V-ing perfect
I may have been deferring you may have been deferring he may have been deferring we may have been deferring you may have been deferring they may have been deferring
Negation
Simple form
I mayn't defer you mayn't defer he mayn't defer we mayn't defer you mayn't defer they mayn't defer
V-ing form
I mayn't be deferring you mayn't be deferring he mayn't be deferring we mayn't be deferring you mayn't be deferring they mayn't be deferring
Perfect
I mayn't have deferred you mayn't have deferred he mayn't have deferred we mayn't have deferred you mayn't have deferred they mayn't have deferred
V-ing perfect
I mayn't have been deferring you mayn't have been deferring he mayn't have been deferring we mayn't have been deferring you mayn't have been deferring they mayn't have been deferring
Interrogative form
Simple form
may I defer? may you defer? may he defer? may we defer? may you defer? may they defer?
V-ing form
may I be deferring? may you be deferring? may he be deferring? may we be deferring? may you be deferring? may they be deferring?
Perfect
may I have deferred? may you have deferred? may he have deferred? may we have deferred? may you have deferred? may they have deferred?
V-ing perfect
may I have been deferring? may you have been deferring? may he have been deferring? may we have been deferring? may you have been deferring? may they have been deferring?
Interro-negative form
Simple form
mayn't I defer? mayn't you defer? mayn't he defer? mayn't we defer? mayn't you defer? mayn't they defer?
V-ing form
mayn't I be deferring? mayn't you be deferring? mayn't he be deferring? mayn't we be deferring? mayn't you be deferring? mayn't they be deferring?
Perfect
mayn't I have deferred? mayn't you have deferred? mayn't he have deferred? mayn't we have deferred? mayn't you have deferred? mayn't they have deferred?
V-ing perfect
mayn't I have been deferring? mayn't you have been deferring? mayn't he have been deferring? mayn't we have been deferring? mayn't you have been deferring? mayn't they have been deferring?