補助活用 ほじょかつよう Meanings Noun classical form of i-adjective inflection formed by contraction of the "ku" adverbial form with the classical verb "ari" ("aru") See also: カリ活用 (カリかつよう). Kanji 補 supplement. Read as ホ. 助 help. Read as ジョ. 活 active. Read as カツ. 用 use. Read as ヨウ. Jinuma: Japanese Dictionary · Word lists