| 1 | 衍射 | 衍射 | yǎn shè | yan3 she4 | diffraction | | |
| 2 | 繁衍 | 繁衍 | fán yǎn | fan2 yan3 | variant of 繁衍 ; to multiply; to reproduce; to increase gradually in number or quantity | | |
| 3 | 衍 | 衍 | yǎn | yan3 | to spread out; to develop; to overflow; to amplify; superfluous | | |
| 4 | 邹衍 | 鄒衍 | zōu yǎn | Zou1 Yan3 | Zou Yan (305-240 BC), founder of the School of Yin-Yang of the Warring States Period (475-221 BC) | | |
| 5 | 衍生物 | 衍生物 | yǎn shēng wù | yan3 sheng1 wu4 | a derivative (complex product derived from simpler source material) | | |
| 6 | 衍生工具 | 衍生工具 | yǎn shēng gōng jù | yan3 sheng1 gong1 ju4 | derivative (finance) | | |
| 7 | 衍声复词 | 衍聲複詞 | yǎn shēng fù cí | yan3 sheng1 fu4 ci2 | compound word such as 玫瑰 or 咖啡 , whose meaning is unrelated to the component hanzi, which often cannot be used singly | | |
| 8 | 衍生产品 | 衍生產品 | yǎn shēng chǎn pǐn | yan3 sheng1 chan3 pin3 | derivative product; derivative (in finance) | | |
| 9 | 衍生 | 衍生 | yǎn shēng | yan3 sheng1 | to give rise to; to derive; derivative; derivation | | |
| 10 | 衍伸 | 衍伸 | yǎn shēn | yan3 shen1 | to give rise (to); to spawn; to spread (to) | | |
| 11 | 衍射角 | 衍射角 | yǎn shè jiǎo | yan3 she4 jiao3 | angle of diffraction (physics) | | |
| 12 | 衍射格子 | 衍射格子 | yǎn shè gé zi | yan3 she4 ge2 zi5 | diffraction grating (physics) | | |
| 13 | 衍化 | 衍化 | yǎn huà | yan3 hua4 | to evolve (of ideas, designs, constructions etc); to develop and change | | |
| 14 | 衍变 | 衍變 | yǎn biàn | yan3 bian4 | to develop; to evolve | | |
| 15 | 信贷衍生产品 | 信貸衍生產品 | xìn dài yǎn shēng chǎn pǐn | xin4 dai4 yan3 sheng1 chan3 pin3 | credit derivative (in finance) | | |
| 16 | 夏衍 | 夏衍 | xià yǎn | Xia4 Yan3 | Xia Yan (1900-1995), Chinese writer, playwright, socialist critic and movie pioneer | | |
| 17 | 沃衍 | 沃衍 | wò yǎn | wo4 yan3 | rich and fertile (soil) | | |
| 18 | 推衍 | 推衍 | tuī yǎn | tui1 yan3 | to deduce; to infer; an implication; same as 推演 | | |
| 19 | 箧衍 | 篋衍 | qiè yǎn | qie4 yan3 | bamboo box | | |
| 20 | 铺衍 | 鋪衍 | pù yǎn | pu4 yan3 | to spread out widely; to disseminate | | |
| 21 | 罗摩衍那 | 羅摩衍那 | luó mó yǎn nà | Luo2 mo2 yan3 na4 | the Ramayana (Indian epic) | | |
| 22 | 金融衍生工具 | 金融衍生工具 | jīn róng yǎn shēng gōng jù | jin1 rong2 yan3 sheng1 gong1 ju4 | derivatives (finance) | | |
| 23 | 金融衍生产品 | 金融衍生產品 | jīn róng yǎn shēng chǎn pǐn | jin1 rong2 yan3 sheng1 chan3 pin3 | financial derivative | | |
| 24 | 敷衍塞责 | 敷衍塞責 | fū yǎn sè zé | fu1 yan3 se4 ze2 | to skimp on the job; to work half-heartedly; not to take the job seriously | | |
| 25 | 敷衍了事 | 敷衍了事 | fū yǎn liǎo shì | fu1 yan3 liao3 shi4 | to do things half-heartedly; to merely go through the motions | | |