補ほ助じょ活かつ用よう
Meanings
Noun
1. classical form of i-adjective inflection formed by contraction of the "ku" adverbial form with the classical verb "ari" ("aru")
Kanji used
supplementary
help
activity
used for
Composed of
assistance; support; subsidy; supplement; spotting (in weight training)
practical use; application; making good use of; conjugation; inflection