不朽不滅 ふきゅうふめつ Meanings Noun, の-adjective everlasting; eternal; immortal; imperishable; undying Kanji 不 un-. Read as フ. 朽 decay. Read as キュウ. 滅 perish. Read as メツ. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists