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