| 子 | zǐ | son; child; seed; egg; small thing; 1st earthly branch: 11 p.m.-1 a.m., midnight, 11th solar month (7th December to 5th January), year of the Rat; Viscount, fourth of five orders of nobility 五等爵位 |
| 子 | zi | (noun suffix) |
| 分子 | fēn zǐ | molecule; (math) numerator of a fraction |
| 分子 | fèn zǐ | members of a class or group; political elements (such as intellectuals or extremists); part |
| 原子 | yuán zǐ | atom; atomic |
| 电子 | diàn zǐ | electronic; electron |
| 种子 | zhǒng zi | seed; CL:颗,粒 |
| 孩子 | hái zi | child |
| 离子 | lí zǐ | ion |
| 例子 | lì zi | case; (for) instance; example; CL:个 |
| 儿子 | ér zi | son |
| 女子 | nǚ zǐ | woman; female |
| 样子 | yàng zi | manner; air; looks; aspect |
| 粒子 | lì zǐ | (elementary) particle; grain |
| 粒子 | lì zi | grain (of rice); granule |
| 日子 | rì zi | day; a (calendar) date; days of one's life |
| 原子核 | yuán zǐ hé | atomic nucleus |
| 男子 | nán zǐ | a man; a male |
| 知识分子 | zhī shi fèn zǐ | intellectual; intelligentsia; learned person |
| 房子 | fáng zi | house; building (single- or two-story); apartment; room; CL:栋,幢,座,套 |
| 管子 | guǎn zi | tube; pipe; drinking straw; CL:根 |
| 管子 | Guǎn zǐ | Guanzi or Guan Zhong 管仲 (-645 BC), famous politician of Qi 齐国 of Spring and Autumn period; Guanzi, classical book containing writings of Guan Zhong and his school |
| 炉子 | lú zi | stove; oven; furnace |
| 分子式 | fēn zǐ shì | molecular formula |
| 子女 | zǐ nǚ | children; sons and daughters |
| 叶子 | yè zi | foliage; leaf; CL:片 |
| 班子 | bān zi | organized group; theatrical troupe |
| 中子 | zhōng zǐ | neutron |
| 屋子 | wū zi | house; room; CL:间 |
| 老子 | Lǎo Zǐ | Laozi or Lao-tze (c. 500 BC), Chinese philosopher, the founder of Taoism; the sacred book of Daoism, 道德经 by Laozi |
| 老子 | lǎo zi | father; daddy; "I, your father" (in anger, or out of contempt); I (used arrogantly or jocularly) |
| 身子 | shēn zi | body; pregnancy |
| 妻子 | qī zi | wife; CL:个 |
| 桌子 | zhuō zi | table; desk; CL:张,套 |
| 分子量 | fēn zǐ liàng | molecular mass |
| 绳子 | shéng zi | cord; string; rope; CL:条 |
| 电子管 | diàn zǐ guǎn | valve (electronics); vacuum tube |
| 肚子 | dù zi | belly; abdomen; stomach; CL:个 |
| 帽子 | mào zi | hat; cap; CL:顶 |
| 转子 | zhuàn zi | rotor |
| 电子计算机 | diàn zǐ jì suàn jī | electronic computer |
| 质子 | zhì zǐ | proton (positively charged nuclear particle); a prince sent to be held as a hostage in a neighbouring state in ancient China |
| 小伙子 | xiǎo huǒ zi | lad; young fellow; youngster; CL:个 |
| 筛子 | shāi zi | sieve |
| 高分子 | gāo fēn zǐ | macromolecule; polymer |
| 鬼子 | guǐ zi | devils; refers to 日本鬼子, wartime term insult for Japanese |
| 鼻子 | bí zi | nose; CL:个,只 |
| 原子量 | yuán zǐ liàng | atomic weight; atomic mass |
| 胡子 | hú zi | beard; moustache or whiskers; facial hair; CL:撮,根 |
| 墨子 | Mò zǐ | Mozi (c. 470-391 BC), founder of the Mohist School of Thought 墨家 of the Warring States Period (475-220 BC) |
