2 sentences for 丑 (chǒu — clown)

1. 生、旦、净、丑是京剧的四大行当。

   shēng, dàn, jìng, chǒu shì Jīng​jù de sì dà háng​dang.

   Sheng, Dan, Jing, and Chou are the four main role categories in Peking Opera.

   Source: Dong Chinese Dictionary

2. 在传统京剧行当中，他主要扮演丑。

   zài chuán​tǒng Jīng​jù háng dāng​zhōng, tā zhǔ​yào bàn​yǎn chǒu.

   In traditional Peking Opera roles, he mainly plays the clown.

   Source: Dong Chinese Dictionary