| 1 | 不同 | 不同 | bù tóng | bu4 tong2 | different; distinct; not the same; not alike | | |
| 2 | 同志 | 同志 | tóng zhì | tong2 zhi4 | homogeneous; reign name of Qing emperor (1861-1875); comrade; (slang) homosexual; Classifiers: 个 | | |
| 3 | 同 | 仝 | tóng | tong2 | like; same; similar; together; alike; with; (used in given names); variant of 同 | | |
| 4 | 同时 | 同時 | tóng shí | tong2 shi2 | at the same time; simultaneously | | |
| 5 | 相同 | 相同 | xiāng tóng | xiang1 tong2 | identical; same | | |
| 6 | 同样 | 同樣 | tóng yàng | tong2 yang4 | same; equal; equivalent | | |
| 7 | 共同 | 共同 | gòng tóng | gong4 tong2 | common; joint; jointly; together; collaborative | | |
| 8 | 同学 | 同學 | tóng xué | tong2 xue2 | to study at the same school; fellow student; classmate; Classifiers: 位 | | |
| 9 | 同一 | 同一 | tóng yī | tong2 yi1 | identical; the same | | |
| 10 | 同意 | 同意 | tóng yì | tong2 yi4 | synonymous; to agree; to consent; to approve | | |
| 11 | 同情 | 同情 | tóng qíng | tong2 qing2 | to sympathize with; sympathy | | |
| 12 | 如同 | 如同 | rú tóng | ru2 tong2 | like; as | | |
| 13 | 与此同时 | 與此同時 | yǔ cǐ tóng shí | yu3 ci3 tong2 shi2 | at the same time; meanwhile | | |
| 14 | 一同 | 一同 | yī tóng | yi1 tong2 | along; together | | |
| 15 | 同期 | 同期 | tóng qī | tong2 qi1 | the corresponding time period (in a different year etc); concurrent; synchronous | | |
| 16 | 同类 | 同類 | tóng lèi | tong2 lei4 | similar; same type; alike | | |
| 17 | 有所不同 | 有所不同 | yǒu suǒ bù tóng | you3 suo3 bu4 tong2 | to differ to some extent (idiom) | | |
| 18 | 同事 | 同事 | tóng shì | tong2 shi4 | colleague; co-worker; Classifiers: 个 | | |
| 19 | 同胞 | 同胞 | tóng bāo | tong2 bao1 | born of the same parents; sibling; fellow citizen; compatriot | | |
| 20 | 同等 | 同等 | tóng děng | tong2 deng3 | equal to; having the same social class or status | | |
| 21 | 同年 | 同年 | tóng nián | tong2 nian2 | the same year | | |
| 22 | 同行 | 同行 | tóng xíng | tong2 xing2 | to journey together | | |
| 23 | 同行 | 同行 | tóng háng | tong2 hang2 | person of the same profession; of the same trade, occupation or industry | | |
| 24 | 同伴 | 同伴 | tóng bàn | tong2 ban4 | companion; comrade; fellow | | |
| 25 | 同化 | 同化 | tóng huà | tong2 hua4 | assimilation (cultural, digestive, phonemic etc) | | |