腐

腐 (Kangxi radical 130, 肉+8, 14 strokes, cangjie input 戈戈人月人 (IIOBO), four-corner 0022₇, composition ⿸府肉)

• 𭬙, 𫓘, 𮌾

• Kangxi Dictionary: page 987, character 5
• Dai Kanwa Jiten: character 29625
• Dae Jaweon: page 1439, character 15
• Hanyu Da Zidian (first edition): volume 5, page 2933, character 3
• Unihan data for U+8150

Phono-semantic compound (形聲 / 形声, OC *boʔ): phonetic 府 (OC *poʔ) + semantic 肉 (“ribs, flesh, body”) – decay as aspect of the flesh.

Related to Lepcha [script needed] (pór, “to smell offensively”) (Schuessler, 2007).

For "yaoi":

Semantic loan from Japanese 腐(ふ) (fu).

腐

1. to rot; to decay; to spoil

   • 肉腐出蟲，魚枯生蠹。 [Traditional Chinese poetry, trad.]
     肉腐出虫，鱼枯生蠹。 [Traditional Chinese poetry, simp.]

     From: Xunzi, c. 3^rd century BCE

     Ròu fǔ chū chóng, yú kū shēng dù. [Pinyin]

     (please add an English translation of this usage example)

2. (of ideas) stale; antiquated; inflexible
3. tofu; bean curd

   豆腐  ―  dòufǔ  ―  tofu

   腐乳  ―  fǔrǔ  ―  fermented bean curd

4. (historical) castration (as a form of punishment)
5. (ACG, often attributive) yaoi; boys' love; BL

   腐女  ―  fǔnǚ  ―  fujoshi

• → Isan: ฟุย
• → Lao: ຟຸຍ (fui)

(Jōyō kanji)

1. to spoil, rot, corrode, moulder
2. to speak ill of

• Go-on: ぶ (bu)
• Kan-on: ふ (fu, Jōyō)
• Kun: くさる (kusaru, 腐る, Jōyō)、くされる (kusareru, 腐れる, Jōyō)、くさす (kusasu, 腐す)、くさらす (kusarasu, 腐らす, Jōyō)

From Middle Chinese 腐 (MC bjuX).

腐 (eumhun 썩을 부 (sseogeul bu))

1. hanja form^? of 부 (“rot, decay, spoil”)

腐: Hán Nôm readings: hủ, phụ

1. chữ Hán form of hủ (“to spoil, to rot”)