まい

Etymology 2
From earlier, from classical.

Suffix

 * 1)  will not, is not, is not, cannot be (indicates denial)

Usage notes

 * This word is morphologically a clitic. It is classified as in traditional Japanese grammar.
 * It attaches to the terminal form of godan verbs, but the irrealis form of ichidan verbs (although the terminal form of ichidan verbs is also seen). For the irregular verbs and, all of , , ,  (volitional), , and  (conjecture) have seen in use. This suffix always comes last, even after . (Usage with  is now dated and uncommon.)
 * Today largely replaced by a negative +.

Adjective

 * 1)  no good