| 子母炮弹 | zǐ mǔ pào dàn | artillery cluster bomb |
| 子母炸弹 | zǐ mǔ zhà dàn | cluster bomb |
| 子民 | zǐ mín | people |
| 子洲 | Zǐ zhōu | Zishou county in Yúlín 榆林, Shǎnxī |
| 子洲县 | Zǐ zhōu xiàn | Zishou county in Yúlín 榆林, Shǎnxī |
| 子爵 | zǐ jué | viscount |
| 子癫前症 | zǐ diān qián zhèng | pre-eclampsia, toxaemia of pregnancy (medicine) |
| 子目 | zǐ mù | subheading; specific item |
| 子目录 | zǐ mù lù | subdirectory (computing) |
| 子程序 | zǐ chéng xù | subroutine |
| 子空间 | zǐ kōng jiān | subspace (math.) |
| 子系统 | zǐ xì tǒng | subsystem |
| 子细胞 | zǐ xì bāo | daughter cell |
| 子网 | zǐ wǎng | subnetwork |
| 子网屏蔽码 | zǐ wǎng píng bì mǎ | subnet mask (computing) |
| 子群 | zǐ qún | subgroup (math.) |
| 子规 | zǐ guī | cuckoo |
| 子贡 | Zǐ Gòng | Zi Gong or Duanmu Ci 端木赐 (520 BC-), disciple of Confucius |
| 子路 | Zǐ Lù | Zi Lu (542-480 BC), disciple of Confucius 孔夫子, also known as Ji Lu 季路 |
| 子长 | Zǐ cháng | Zichang county in Yan'an 延安, Shaanxi |
| 子长县 | Zǐ cháng xiàn | Zichang county in Yan'an 延安, Shaanxi |
| 子集 | zǐ jí | subset |
| 子集合 | zǐ jí hé | subset (math.) |
| 子音 | zǐ yīn | consonant |
| 子鼠 | zǐ shǔ | Year 1, year of the Rat (e.g. 2008) |
| 孔丛子 | Kǒng cóng zǐ | Kong family Master's anthology, collection of fictional debates between Confucius, possibly forged in third century by Wang Su 王肃 |
| 孔夫子 | Kǒng fū zǐ | Confucius (551-479 BC), Chinese thinker and social philosopher, also known as 孔子 |
| 孔子 | Kǒng zǐ | Confucius (551-479 BC), Chinese thinker and social philosopher, also known as 孔夫子 |
| 孔子学院 | Kǒng zǐ Xué yuàn | Confucius Institute, organization established internationally by the PRC, promoting Chinese language and culture |
| 孔子家语 | Kǒng zi jiā yǔ | book of sayings of Confucius and his disciples, probably by third century forger Wang Su 王肃 |
| 字纸篓子 | zì zhǐ lǒu zi | see 字纸篓 |
| 季子 | jì zǐ | youngest brother; a period of two or three months |
| 孤立子 | gū lì zǐ | soliton (physics) |
| 孤立子波 | gū lì zǐ bō | instanton (math.) |
| 孩子们 | hái zi men | children |
| 孙子兵法 | Sūn zǐ Bīng Fǎ | ”Art of War”, one of the Seven Military Classics of ancient China 武经七书, written by Sun Tzu 孙子 |
| 孙子定理 | Sūn zi dìng lǐ | the Chinese remainder theorem |
| 孙武子 | Sūn Wǔ zǐ | Sun Wu, famous general, strategist and Legalist philosopher, contemporary with Confucius 孔子 (551-479 BC), author of the Art of War 孙武兵法; also known as Sun Tzu 孙武 |
| 孽子 | niè zǐ | unfilial son; unworthy son; illegitimate son; concubine's son |
| 宅子 | zhái zi | house; residence |
| 官子 | guān zǐ | endgame (in go) |
| 官架子 | guān jià zi | putting on official airs |
| 定调子 | dìng diào zi | to set the tone |
| 害月子 | hài yuè zi | morning sickness (in pregnancy) |
| 家子 | jiā zi | household; family |
| 密码子 | mì mǎ zi | codon |
| 将军肚子 | jiāng jūn dù zi | beer belly (complimentary) |
| 尉缭子 | Wèi Liáo zi | Wei Liao-zi, one of the Seven Military Classics of ancient China, possibly written by Wei Liao 尉缭 during the Warring States Period (475-220 BC) |
| 对对子 | duì duì zǐ | to supply the answering phrase |
| 小家子气 | xiǎo jiā zi qì | petty; small-minded |
