刻
コク, きざ.む, きざ.み

engrave, cut fine, chop, hash, mince, time, carving

JLPT3 G6 S8 F866

As per 亥# (stretched taut) + 刀 sword/knife → *cut/chop* at a taut object → *notch*; *carve*; *engrave*.

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