English verb conjugation
MAY COFFER

Regular verb: coffer - coffered - coffered

Affirmation

Simple form	V-ing form
I may coffer you may coffer he may coffer we may coffer you may coffer they may coffer	I may be coffering you may be coffering he 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 he 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 he 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 may not coffer you may not coffer he may not coffer we may not coffer you may not coffer they may not coffer	I may not be coffering you may not be coffering he may not be coffering we may not be coffering you may not be coffering they may not be coffering
Perfect	V-ing perfect
I may not have coffered you may not have coffered he may not have coffered we may not have coffered you may not have coffered they may not have coffered	I may not have been coffering you may not have been coffering he may not have been coffering we may not have been coffering you may not have been coffering they may not have been coffering

Interrogative form

Simple form	V-ing form
may I coffer? may you coffer? may he coffer? may we coffer? may you coffer? may they coffer?	may I be coffering? may you be coffering? may he 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 he 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 he 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
may I not coffer? may you not coffer? may he not coffer? may we not coffer? may you not coffer? may they not coffer?	may I not be coffering? may you not be coffering? may he not be coffering? may we not be coffering? may you not be coffering? may they not be coffering?
Perfect	V-ing perfect
may I not have coffered? may you not have coffered? may he not have coffered? may we not have coffered? may you not have coffered? may they not have coffered?	may I not have been coffering? may you not have been coffering? may he not have been coffering? may we not have been coffering? may you not have been coffering? may they not have been coffering?