千せん古こ不ふ磨まじ字FuriganaAudioMeanings1nouneternal; everlasting; immortalyojijukugo (four-character idiom)›A yojijukugo meaning something that remains unchanged and undiminished forever. Often used in formal or literary contexts to describe principles, truths, or great works.この作さく品ひんは千せん古こ不ふ磨まの価か値ちを持もつ。Break this sentence down in the analyzerThis work has eternal value.彼かれの言こと葉ばは千せん古こ不ふ磨まの真しん理りだ。Break this sentence down in the analyzerHis words are an everlasting truth.