成り代わる なりかわる Also written なり代わる, 為り変わる Meanings Godan verb, Intransitive to take over for (someone); to stand in for; to substitute for to replace; to take the place of (something) Kanji 成 become. Read as なる. 代 era. Read as かわる. Example sentences 息子に成り代わってお礼を申し上げます。I thank you on behalf of my son. Jinuma: Japanese Dictionary · Word lists