腐 means “rot, spoil, corrupt”

くさる · kusaru

Also: decay, sour

Kun'yomi (Japanese reading)
くさる, くされる, くされ, くさらす, くさす
On'yomi (Chinese reading)
フ

JLPT N1 · Taught in secondary school · 14 strokes

The story

Meat (肉) left lying in a government storehouse (府): forgotten until it rots. 腐る is to spoil, 腐敗 is decay, of food or of politics, and it is also the 腐 in 豆腐, tofu, where it is said to mean soft and curdled.

Used in 腐る (kusaru, to rot), 腐敗 (fuhai, decay/corruption), and 豆腐 (toufu, tofu)

Words with 腐

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Readings from KANJIDIC2, © EDRDG, CC BY-SA.