English verb conjugation
MAY SCUFF

Regular verb: scuff - scuffed - scuffed

Affirmation

Simple form	V-ing form
I may scuff you may scuff she may scuff we may scuff you may scuff they may scuff	I may be scuffing you may be scuffing she may be scuffing we may be scuffing you may be scuffing they may be scuffing
Perfect	V-ing perfect
I may have scuffed you may have scuffed she may have scuffed we may have scuffed you may have scuffed they may have scuffed	I may have been scuffing you may have been scuffing she may have been scuffing we may have been scuffing you may have been scuffing they may have been scuffing

Negation

Simple form	V-ing form
I may not scuff you may not scuff she may not scuff we may not scuff you may not scuff they may not scuff	I may not be scuffing you may not be scuffing she may not be scuffing we may not be scuffing you may not be scuffing they may not be scuffing
Perfect	V-ing perfect
I may not have scuffed you may not have scuffed she may not have scuffed we may not have scuffed you may not have scuffed they may not have scuffed	I may not have been scuffing you may not have been scuffing she may not have been scuffing we may not have been scuffing you may not have been scuffing they may not have been scuffing

Interrogative form

Simple form	V-ing form
may I scuff? may you scuff? may she scuff? may we scuff? may you scuff? may they scuff?	may I be scuffing? may you be scuffing? may she be scuffing? may we be scuffing? may you be scuffing? may they be scuffing?
Perfect	V-ing perfect
may I have scuffed? may you have scuffed? may she have scuffed? may we have scuffed? may you have scuffed? may they have scuffed?	may I have been scuffing? may you have been scuffing? may she have been scuffing? may we have been scuffing? may you have been scuffing? may they have been scuffing?

Interro-negative form

Simple form	V-ing form
may I not scuff? may you not scuff? may she not scuff? may we not scuff? may you not scuff? may they not scuff?	may I not be scuffing? may you not be scuffing? may she not be scuffing? may we not be scuffing? may you not be scuffing? may they not be scuffing?
Perfect	V-ing perfect
may I not have scuffed? may you not have scuffed? may she not have scuffed? may we not have scuffed? may you not have scuffed? may they not have scuffed?	may I not have been scuffing? may you not have been scuffing? may she not have been scuffing? may we not have been scuffing? may you not have been scuffing? may they not have been scuffing?