| 1 | 燕子 | 燕子 | yàn zi | yan4 zi5 | swallow | | |
| 2 | 燕 | 燕 | yàn | yan4 | swallow (family Hirundinidae); old variant of 宴 ; variant of 燕 | | |
| 3 | 公燕 | 公燕 | gōng yàn | gong1 yan4 | banquet held for high-ranking imperial or feudal officials | | |
| 4 | 燕菜精 | 燕菜精 | yàn cài jīng | yan4 cai4 jing1 | agar-agar powder | | |
| 5 | 菜燕 | 菜燕 | cài yàn | cai4 yan4 | agar-agar | | |
| 6 | 苍头燕雀 | 蒼頭燕雀 | cāng tóu yàn què | cang1 tou2 yan4 que4 | (bird species of China) common chaffinch (Fringilla coelebs) | | |
| 7 | 褐翅叉尾海燕 | 褐翅叉尾海燕 | hè chì chā wěi hǎi yàn | he4 chi4 cha1 wei3 hai3 yan4 | (bird species of China) Tristram's storm petrel (Oceanodroma tristrami) | | |
| 8 | 戈氏金丝燕 | 戈氏金絲燕 | gē shì jīn sī yàn | Ge1 shi4 jin1 si1 yan4 | (bird species of China) Germain's swiftlet (Aerodramus germani) | | |
| 9 | 粉红燕鸥 | 粉紅燕鷗 | fěn hóng yàn ōu | fen3 hong2 yan4 ou1 | (bird species of China) roseate tern (Sterna dougallii) | | |
| 10 | 短嘴金丝燕 | 短嘴金絲燕 | duǎn zuǐ jīn sī yàn | duan3 zui3 jin1 si1 yan4 | (bird species of China) Himalayan swiftlet (Aerodramus brevirostris) | | |
| 11 | 淡色崖沙燕 | 淡色崖沙燕 | dàn sè yá shā yàn | dan4 se4 ya2 sha1 yan4 | (bird species of China) pale martin (Riparia diluta) | | |
| 12 | 大凤头燕鸥 | 大鳳頭燕鷗 | dà fèng tóu yàn ōu | da4 feng4 tou2 yan4 ou1 | (bird species of China) greater crested tern (Thalasseus bergii) | | |
| 13 | 处堂燕雀 | 處堂燕雀 | chù táng yàn què | chu4 tang2 yan4 que4 | lit. a caged bird in a pavilion (idiom); fig. to lose vigilance by comfortable living; unaware of the disasters ahead; a fool's paradise | | |
| 14 | 雏燕 | 雛燕 | chú yàn | chu2 yan4 | swallow chick | | |
| 15 | 暗背雨燕 | 暗背雨燕 | àn bèi yǔ yàn | an4 bei4 yu3 yan4 | (bird species of China) dark-rumped swift (Apus acuticauda) | | |
| 16 | 斑腰燕 | 斑腰燕 | bān yāo yàn | ban1 yao1 yan4 | (bird species of China) striated swallow (Cecropis striolata) | | |
| 17 | 斑背燕尾 | 斑背燕尾 | bān bèi yàn wěi | ban1 bei4 yan4 wei3 | (bird species of China) spotted forktail (Enicurus maculatus) | | |
| 18 | 棕雨燕 | 棕雨燕 | zōng yǔ yàn | zong1 yu3 yan4 | (bird species of China) Asian palm swift (Cypsiurus balasiensis) | | |
| 19 | 白腰燕鸥 | 白腰燕鷗 | bái yāo yàn ōu | bai2 yao1 yan4 ou1 | (bird species of China) Aleutian tern (Onychoprion aleuticus) | | |
| 20 | 白腰叉尾海燕 | 白腰叉尾海燕 | bái yāo chā wěi hǎi yàn | bai2 yao1 cha1 wei3 hai3 yan4 | (bird species of China) Leach's storm petrel (Oceanodroma leucorhoa) | | |
| 21 | 白眼河燕 | 白眼河燕 | bái yǎn hé yàn | bai2 yan3 he2 yan4 | (bird species of China) white-eyed river martin (Pseudochelidon sirintarae) | | |
| 22 | 白晓燕 | 白曉燕 | bái xiǎo yàn | Bai2 Xiao3 yan4 | Pai Hsiao-yen (daughter of Pai Ping-ping) | | |
| 23 | 白喉针尾雨燕 | 白喉針尾雨燕 | bái hóu zhēn wěi yǔ yàn | bai2 hou2 zhen1 wei3 yu3 yan4 | (bird species of China) white-throated needletail (Hirundapus caudacutus) | | |
| 24 | 白冠燕尾 | 白冠燕尾 | bái guān yàn wěi | bai2 guan1 yan4 wei3 | (bird species of China) white-crowned forktail (Enicurus leschenaulti) | | |
| 25 | 白腹毛脚燕 | 白腹毛腳燕 | bái fù máo jiǎo yàn | bai2 fu4 mao2 jiao3 yan4 | (bird species of China) common house martin (Delichon urbicum) | | |