潰
カイ, エ, つぶ.す, つぶ.れる, つい.える

crush, smash, break, dissipate

JLPT0 G7 S15 F5000

As per 貴# (compress) + 水 water → structure compressed in collapsing due to overflowing water (compare 濊) → *collapse*; *rout/be routed*; *crush* → *sore* (← inflammation bursting through the wall of an internal organ ← water bursting through a structure).

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