English verb conjugation
MAY CUMBER

Regular verb: cumber - cumbered - cumbered

Affirmation

Simple form	V-ing form
I may cumber you may cumber he may cumber we may cumber you may cumber they may cumber	I may be cumbering you may be cumbering he may be cumbering we may be cumbering you may be cumbering they may be cumbering
Perfect	V-ing perfect
I may have cumbered you may have cumbered he may have cumbered we may have cumbered you may have cumbered they may have cumbered	I may have been cumbering you may have been cumbering he may have been cumbering we may have been cumbering you may have been cumbering they may have been cumbering

Negation

Simple form	V-ing form
I mayn't cumber you mayn't cumber he mayn't cumber we mayn't cumber you mayn't cumber they mayn't cumber	I mayn't be cumbering you mayn't be cumbering he mayn't be cumbering we mayn't be cumbering you mayn't be cumbering they mayn't be cumbering
Perfect	V-ing perfect
I mayn't have cumbered you mayn't have cumbered he mayn't have cumbered we mayn't have cumbered you mayn't have cumbered they mayn't have cumbered	I mayn't have been cumbering you mayn't have been cumbering he mayn't have been cumbering we mayn't have been cumbering you mayn't have been cumbering they mayn't have been cumbering

Interrogative form

Simple form	V-ing form
may I cumber? may you cumber? may he cumber? may we cumber? may you cumber? may they cumber?	may I be cumbering? may you be cumbering? may he be cumbering? may we be cumbering? may you be cumbering? may they be cumbering?
Perfect	V-ing perfect
may I have cumbered? may you have cumbered? may he have cumbered? may we have cumbered? may you have cumbered? may they have cumbered?	may I have been cumbering? may you have been cumbering? may he have been cumbering? may we have been cumbering? may you have been cumbering? may they have been cumbering?

Interro-negative form

Simple form	V-ing form
mayn't I cumber? mayn't you cumber? mayn't he cumber? mayn't we cumber? mayn't you cumber? mayn't they cumber?	mayn't I be cumbering? mayn't you be cumbering? mayn't he be cumbering? mayn't we be cumbering? mayn't you be cumbering? mayn't they be cumbering?
Perfect	V-ing perfect
mayn't I have cumbered? mayn't you have cumbered? mayn't he have cumbered? mayn't we have cumbered? mayn't you have cumbered? mayn't they have cumbered?	mayn't I have been cumbering? mayn't you have been cumbering? mayn't he have been cumbering? mayn't we have been cumbering? mayn't you have been cumbering? mayn't they have been cumbering?