English verb conjugation
MAY UMBER

Regular verb: umber - umbered - umbered

Affirmation

Simple form	V-ing form
I may umber you may umber she may umber we may umber you may umber they may umber	I may be umbering you may be umbering she may be umbering we may be umbering you may be umbering they may be umbering
Perfect	V-ing perfect
I may have umbered you may have umbered she may have umbered we may have umbered you may have umbered they may have umbered	I may have been umbering you may have been umbering she may have been umbering we may have been umbering you may have been umbering they may have been umbering

Negation

Simple form	V-ing form
I mayn't umber you mayn't umber she mayn't umber we mayn't umber you mayn't umber they mayn't umber	I mayn't be umbering you mayn't be umbering she mayn't be umbering we mayn't be umbering you mayn't be umbering they mayn't be umbering
Perfect	V-ing perfect
I mayn't have umbered you mayn't have umbered she mayn't have umbered we mayn't have umbered you mayn't have umbered they mayn't have umbered	I mayn't have been umbering you mayn't have been umbering she mayn't have been umbering we mayn't have been umbering you mayn't have been umbering they mayn't have been umbering

Interrogative form

Simple form	V-ing form
may I umber? may you umber? may she umber? may we umber? may you umber? may they umber?	may I be umbering? may you be umbering? may she be umbering? may we be umbering? may you be umbering? may they be umbering?
Perfect	V-ing perfect
may I have umbered? may you have umbered? may she have umbered? may we have umbered? may you have umbered? may they have umbered?	may I have been umbering? may you have been umbering? may she have been umbering? may we have been umbering? may you have been umbering? may they have been umbering?

Interro-negative form

Simple form	V-ing form
mayn't I umber? mayn't you umber? mayn't she umber? mayn't we umber? mayn't you umber? mayn't they umber?	mayn't I be umbering? mayn't you be umbering? mayn't she be umbering? mayn't we be umbering? mayn't you be umbering? mayn't they be umbering?
Perfect	V-ing perfect
mayn't I have umbered? mayn't you have umbered? mayn't she have umbered? mayn't we have umbered? mayn't you have umbered? mayn't they have umbered?	mayn't I have been umbering? mayn't you have been umbering? mayn't she have been umbering? mayn't we have been umbering? mayn't you have been umbering? mayn't they have been umbering?