Senses
腐 rotten
(bound form) rotten; putrid; decayed; corroded
腐 tofu
(bound form) short for bean curd or tofu, such as in 豆腐
腐 old-fashioned
(bound form) stale; old-fashioned; out of touch with modern life
腐 castration
(archaic) the punishment of castration, also known as palace punishment