English verb conjugation
MAY EFFACE

Regular verb: efface - effaced - effaced

Affirmation

Simple form	V-ing form
I may efface you may efface he may efface we may efface you may efface they may efface	I may be effacing you may be effacing he may be effacing we may be effacing you may be effacing they may be effacing
Perfect	V-ing perfect
I may have effaced you may have effaced he may have effaced we may have effaced you may have effaced they may have effaced	I may have been effacing you may have been effacing he may have been effacing we may have been effacing you may have been effacing they may have been effacing

Negation

Simple form	V-ing form
I mayn't efface you mayn't efface he mayn't efface we mayn't efface you mayn't efface they mayn't efface	I mayn't be effacing you mayn't be effacing he mayn't be effacing we mayn't be effacing you mayn't be effacing they mayn't be effacing
Perfect	V-ing perfect
I mayn't have effaced you mayn't have effaced he mayn't have effaced we mayn't have effaced you mayn't have effaced they mayn't have effaced	I mayn't have been effacing you mayn't have been effacing he mayn't have been effacing we mayn't have been effacing you mayn't have been effacing they mayn't have been effacing

Interrogative form

Simple form	V-ing form
may I efface? may you efface? may he efface? may we efface? may you efface? may they efface?	may I be effacing? may you be effacing? may he be effacing? may we be effacing? may you be effacing? may they be effacing?
Perfect	V-ing perfect
may I have effaced? may you have effaced? may he have effaced? may we have effaced? may you have effaced? may they have effaced?	may I have been effacing? may you have been effacing? may he have been effacing? may we have been effacing? may you have been effacing? may they have been effacing?

Interro-negative form

Simple form	V-ing form
mayn't I efface? mayn't you efface? mayn't he efface? mayn't we efface? mayn't you efface? mayn't they efface?	mayn't I be effacing? mayn't you be effacing? mayn't he be effacing? mayn't we be effacing? mayn't you be effacing? mayn't they be effacing?
Perfect	V-ing perfect
mayn't I have effaced? mayn't you have effaced? mayn't he have effaced? mayn't we have effaced? mayn't you have effaced? mayn't they have effaced?	mayn't I have been effacing? mayn't you have been effacing? mayn't he have been effacing? mayn't we have been effacing? mayn't you have been effacing? mayn't they have been effacing?