常じょう住じゅう不ふ滅めつじょうじゅうふめつじ字FuriganaMeanings1noun, noun which may take the genitive case particle 'no'everlasting; eternal; undyingyojijukugo (four-character idiom)›A yojijukugo used in formal, literary, or philosophical contexts to describe something that endures forever without change or decay. Often applied to abstract concepts like truth, spirit, or the universe.