Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I may sack sack you may sack sack he may sack sack we may sack sack you may sack sack they may sack sack
V-ing form
I may be sack sacking you may be sack sacking he may be sack sacking we may be sack sacking you may be sack sacking they may be sack sacking
Perfect
I may have sack sacked you may have sack sacked he may have sack sacked we may have sack sacked you may have sack sacked they may have sack sacked
V-ing perfect
I may have been sack sacking you may have been sack sacking he may have been sack sacking we may have been sack sacking you may have been sack sacking they may have been sack sacking
Negation
Simple form
I may not sack sack you may not sack sack he may not sack sack we may not sack sack you may not sack sack they may not sack sack
V-ing form
I may not be sack sacking you may not be sack sacking he may not be sack sacking we may not be sack sacking you may not be sack sacking they may not be sack sacking
Perfect
I may not have sack sacked you may not have sack sacked he may not have sack sacked we may not have sack sacked you may not have sack sacked they may not have sack sacked
V-ing perfect
I may not have been sack sacking you may not have been sack sacking he may not have been sack sacking we may not have been sack sacking you may not have been sack sacking they may not have been sack sacking
Interrogative form
Simple form
may I sack sack? may you sack sack? may he sack sack? may we sack sack? may you sack sack? may they sack sack?
V-ing form
may I be sack sacking? may you be sack sacking? may he be sack sacking? may we be sack sacking? may you be sack sacking? may they be sack sacking?
Perfect
may I have sack sacked? may you have sack sacked? may he have sack sacked? may we have sack sacked? may you have sack sacked? may they have sack sacked?
V-ing perfect
may I have been sack sacking? may you have been sack sacking? may he have been sack sacking? may we have been sack sacking? may you have been sack sacking? may they have been sack sacking?
Interro-negative form
Simple form
may I not sack sack? may you not sack sack? may he not sack sack? may we not sack sack? may you not sack sack? may they not sack sack?
V-ing form
may I not be sack sacking? may you not be sack sacking? may he not be sack sacking? may we not be sack sacking? may you not be sack sacking? may they not be sack sacking?
Perfect
may I not have sack sacked? may you not have sack sacked? may he not have sack sacked? may we not have sack sacked? may you not have sack sacked? may they not have sack sacked?
V-ing perfect
may I not have been sack sacking? may you not have been sack sacking? may he not have been sack sacking? may we not have been sack sacking? may you not have been sack sacking? may they not have been sack sacking?