無敵

Etymology
Witnessed in the Fifth chapter of Romance of the Three Kingdoms:

Meaning expanded from no one can stop to overpowered and invincible.

Adjective

 * 1) invincible; unbeatable

Adverb

 * 1)  extremely; unbeatably; invincibly

Adjective

 * 1) invincible, matchless

Noun

 * 1) invincibility, matchlessness