I may blackball you may blackball she may blackball we may blackball you may blackball they may blackball
V-ing form
I may be blackballing you may be blackballing she may be blackballing we may be blackballing you may be blackballing they may be blackballing
Perfect
I may have blackballed you may have blackballed she may have blackballed we may have blackballed you may have blackballed they may have blackballed
V-ing perfect
I may have been blackballing you may have been blackballing she may have been blackballing we may have been blackballing you may have been blackballing they may have been blackballing
Negation
Simple form
I mayn't blackball you mayn't blackball she mayn't blackball we mayn't blackball you mayn't blackball they mayn't blackball
V-ing form
I mayn't be blackballing you mayn't be blackballing she mayn't be blackballing we mayn't be blackballing you mayn't be blackballing they mayn't be blackballing
Perfect
I mayn't have blackballed you mayn't have blackballed she mayn't have blackballed we mayn't have blackballed you mayn't have blackballed they mayn't have blackballed
V-ing perfect
I mayn't have been blackballing you mayn't have been blackballing she mayn't have been blackballing we mayn't have been blackballing you mayn't have been blackballing they mayn't have been blackballing
Interrogative form
Simple form
may I blackball? may you blackball? may she blackball? may we blackball? may you blackball? may they blackball?
V-ing form
may I be blackballing? may you be blackballing? may she be blackballing? may we be blackballing? may you be blackballing? may they be blackballing?
Perfect
may I have blackballed? may you have blackballed? may she have blackballed? may we have blackballed? may you have blackballed? may they have blackballed?
V-ing perfect
may I have been blackballing? may you have been blackballing? may she have been blackballing? may we have been blackballing? may you have been blackballing? may they have been blackballing?
Interro-negative form
Simple form
mayn't I blackball? mayn't you blackball? mayn't she blackball? mayn't we blackball? mayn't you blackball? mayn't they blackball?
V-ing form
mayn't I be blackballing? mayn't you be blackballing? mayn't she be blackballing? mayn't we be blackballing? mayn't you be blackballing? mayn't they be blackballing?
Perfect
mayn't I have blackballed? mayn't you have blackballed? mayn't she have blackballed? mayn't we have blackballed? mayn't you have blackballed? mayn't they have blackballed?
V-ing perfect
mayn't I have been blackballing? mayn't you have been blackballing? mayn't she have been blackballing? mayn't we have been blackballing? mayn't you have been blackballing? mayn't they have been blackballing?