修
シュウ, シュ, おさ.める, おさ.まる, おき, なが, のぶ, おさむ

discipline, conduct oneself well, study, master

JLPT1 G5 S10 F603

As per 攸# (slender and curved) + 彡 pattern → *arrange* in a slender, curving pattern → *practice*; *master* → *govern/conduct oneself*.

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