English verb conjugation
MAY COFFER

Regular verb: coffer - coffered - coffered

Affirmation

Simple form	V-ing form
I may coffer you may coffer she may coffer we may coffer you may coffer they may coffer	I may be coffering you may be coffering she may be coffering we may be coffering you may be coffering they may be coffering
Perfect	V-ing perfect
I may have coffered you may have coffered she may have coffered we may have coffered you may have coffered they may have coffered	I may have been coffering you may have been coffering she may have been coffering we may have been coffering you may have been coffering they may have been coffering

Negation

Simple form	V-ing form
I mayn't coffer you mayn't coffer she mayn't coffer we mayn't coffer you mayn't coffer they mayn't coffer	I mayn't be coffering you mayn't be coffering she mayn't be coffering we mayn't be coffering you mayn't be coffering they mayn't be coffering
Perfect	V-ing perfect
I mayn't have coffered you mayn't have coffered she mayn't have coffered we mayn't have coffered you mayn't have coffered they mayn't have coffered	I mayn't have been coffering you mayn't have been coffering she mayn't have been coffering we mayn't have been coffering you mayn't have been coffering they mayn't have been coffering

Interrogative form

Simple form	V-ing form
may I coffer? may you coffer? may she coffer? may we coffer? may you coffer? may they coffer?	may I be coffering? may you be coffering? may she be coffering? may we be coffering? may you be coffering? may they be coffering?
Perfect	V-ing perfect
may I have coffered? may you have coffered? may she have coffered? may we have coffered? may you have coffered? may they have coffered?	may I have been coffering? may you have been coffering? may she have been coffering? may we have been coffering? may you have been coffering? may they have been coffering?

Interro-negative form

Simple form	V-ing form
mayn't I coffer? mayn't you coffer? mayn't she coffer? mayn't we coffer? mayn't you coffer? mayn't they coffer?	mayn't I be coffering? mayn't you be coffering? mayn't she be coffering? mayn't we be coffering? mayn't you be coffering? mayn't they be coffering?
Perfect	V-ing perfect
mayn't I have coffered? mayn't you have coffered? mayn't she have coffered? mayn't we have coffered? mayn't you have coffered? mayn't they have coffered?	mayn't I have been coffering? mayn't you have been coffering? mayn't she have been coffering? mayn't we have been coffering? mayn't you have been coffering? mayn't they have been coffering?