限
ゲン, かぎ.る, かぎ.り, かぎ.り

limit, restrict, to best of ability

JLPT3 G5 S9 F405

As per 艮# (adhere) + 阜 piled earth → earth adhering in a pile in functioning as a barrier → *border*; *limit* → *restrict*; *to the greatest extent possible*.

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