阜偏: a certain kanji radical such as the left side of 防

a certain kanji radical, namely 阝, such as the left side of 防

difficult / hard, probably impossible

to use / to employ / to make use of, to apply / to spend

kanji

use one thing for many purposes / work someone hard

to use one's head

(education) The 1,026 kanji taught in primary school; a subset of 常用漢字 (じょうようかんじ, jōyō kanji)

smaller kanji historically used as a pronunciation guide, similar to modern furigana

kanji approved for regular use by the 文部科学省 (Monbu-kagaku-shō, “Japanese Ministry of Education”)