葛
カツ, カチ, つづら, くず, か, かず, かずら, かっ, かつら

arrowroot, kudzu

JLPT0 G7 S12 F1547

As per 曷# (cut off) + 艸 grass/plant → vine; creeper (← vegetation that grows despite being cut off from soil; compare 葎 and 蔓) → *arrowroot*; *kudzu*.

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