| 叔 | [ shū ] uncle in direct address |
| 叔父 | [ shū fù ] father's younger brother; uncle |
| 叔叔 | [ shū shu ] (informal) father's younger brother; uncle |
| 叔丈母 | [ shū zhàng mǔ ] wife's aunt |
| 叔丈人 | [ shū zhàng rén ] wife's uncle |
| ⇒ 表叔 | [ biǎo shū ] second cousin |
| ⇒ 伯叔祖父 | [ bó shū zǔ fù ] father's father's brother; great uncle |
| ⇒ 伯叔祖母 | [ bó shū zǔ mǔ ] father's father's brother's wife; great aunt |
| ⇒ 伯仲叔季 | [ bó zhòng shū jì ] eldest, second, third and youngest of brothers, order of seniority among brothers |
| ⇒ 叔叔 | [ shū shu ] (informal) father's younger brother; uncle |
| ⇒ 小叔 | [ xiǎo shū ] husband's younger brother; brother-in-law |
