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 mayn't scuff you mayn't scuff she mayn't scuff we mayn't scuff you mayn't scuff they mayn't scuff	I mayn't be scuffing you mayn't be scuffing she mayn't be scuffing we mayn't be scuffing you mayn't be scuffing they mayn't be scuffing
Perfect	V-ing perfect
I mayn't have scuffed you mayn't have scuffed she mayn't have scuffed we mayn't have scuffed you mayn't have scuffed they mayn't have scuffed	I mayn't have been scuffing you mayn't have been scuffing she mayn't have been scuffing we mayn't have been scuffing you mayn't have been scuffing they mayn't 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
mayn't I scuff? mayn't you scuff? mayn't she scuff? mayn't we scuff? mayn't you scuff? mayn't they scuff?	mayn't I be scuffing? mayn't you be scuffing? mayn't she be scuffing? mayn't we be scuffing? mayn't you be scuffing? mayn't they be scuffing?
Perfect	V-ing perfect
mayn't I have scuffed? mayn't you have scuffed? mayn't she have scuffed? mayn't we have scuffed? mayn't you have scuffed? mayn't they have scuffed?	mayn't I have been scuffing? mayn't you have been scuffing? mayn't she have been scuffing? mayn't we have been scuffing? mayn't you have been scuffing? mayn't they have been scuffing?