いのちけず 命を削る Show inflections LinksSentence search for 命を削るSentence search for いのちをけずるKanji details for 命 and 削Edit in JMdict Expressions (phrases, clauses, etc.), Godan verb with 'ru' ending1. to shorten one's life (through hardship, etc.); to hasten one's death Discussions Log in to talk about this word.