臀部

túnbù
  1. butt
  2. buttocks

CEDICT

  1. buttocks; bottom
  2. hips

Wiktionary

人或某些動物身後兩腿上端與腰相連的部位。

重編國語辭典

Entry Composition

=1 臀 tún buttocks; hips; rump
=1 臀 tún old variant of 臀 tún
2 部 bù
  1. ministry
  2. department
  3. section
  4. part
  5. division
  6. troops
  7. board
  8. classifier for works of literature, films, machines etc

Related entries

腚 dìng
  1. buttocks
  2. butt
屁股 pìgu
  1. buttocks
  2. bottom
  3. butt
  4. back part
我屁股痛。

My butt hurts.

Source: Tatoeba

窟臀 kūtún buttocks (dialect)
髀 bì
  1. buttocks
  2. thigh
腄 chuí
  1. callus on the hand or foot
  2. upper leg bone of horse or bird
  3. buttocks
臀肌 túnjī
  1. gluteal muscle
  2. gluteus
  3. buttocks