| Trad. | Simp. | Pinyin | English |
| 撥亂反正 | 拨乱反正 | bō luàn fǎn zhèng | bring order out of chaos; set to rights things which have been thrown into disorder |
| 超敏反應 | 超敏反应 | chāo mǐn fǎn yìng | hypersensitivity |
| 動力反應堆 | 动力反应堆 | dòng lì fǎn yìng duī | power reactor |
| 反 | fǎn | wrong side out or up; anti- | |
| 反駁 | 反驳 | fǎn bó | retort; refute |
| 反常 | fǎn cháng | (adj) unusual; not normal | |
| 反芻 | 反刍 | fǎn chú | ruminate |
| 反芻動物 | 反刍动物 | fǎn chú dòng wù | ruminant |
| 反芻亞目 | 反刍亚目 | Fǎn chú yà mù | Ruminantia |
| 反傳算法 | 反传算法 | fǎn chuán suàn fǎ | back propagation algorithm |
| 反唇相譏 | 反唇相讥 | fǎn chún xiāng jī | answer back sarcastically |
| 反彈 | 反弹 | fǎn dàn | bounce back; rebound |
| 反彈導彈 | 反弹导弹 | fǎn dàn dǎo dàn | antimissile missile |
| 反導彈 | 反导弹 | fǎn dǎo dàn | anti-missile |
| 反倒 | fǎn dào | (adv) but on the contrary; but instead of as expected | |
| 反帝 | fǎn dì | anti-imperialist; anti-imperialists | |
| 反動 | 反动 | fǎn dòng | reaction; reactionary |
| 反動分子 | 反动分子 | fǎn dòng fēn zǐ | reactionary |
| 反動派 | 反动派 | fǎn dòng pài | reactionaries |
| 反杜林論 | 反杜林论 | fǎn dù lín lùn | Anti-Dühring |
| 反對 | 反对 | fǎn duì | to fight against; to oppose; to be opposed to; opposition |
| 反對黨 | 反对党 | fǎn duì dǎng | opposition (political) party |
| 反對派 | 反对派 | fǎn duì pài | opposition faction |
| 反而 | fǎn ér | instead; contrary (to expectations) | |
| 反復 | 反复 | fǎn fù | repeatedly; over and over |
| 反感 | fǎn gǎn | (strongly) dislike | |
| 反革命 | fǎn gé mìng | counter-revolutionary | |
| 反攻 | fǎn gōng | (v) counter-attack; () counter attack; counter offensive | |
| 反共 | fǎn gòng | anti-communism | |
| 反共主義 | 反共主义 | fǎn gòng zhǔ yì | anti-communism |
| 反過來說 | 反过来说 | fǎn guò lái shuō | on the other hand |
| 反擊 | 反击 | fǎn jī | strike back; beat back; counterattack |
| 反基督 | fǎn Jī dū | antichrist | |
| 反間諜 | 反间谍 | fǎn jiàn dié | (n) counterspy; anti-espionage |
| 反艦艇 | 反舰艇 | fǎn jiàn tǐng | anti-ship |
| 反艦艇巡航導彈 | 反舰艇巡航导弹 | fǎn jiàn tǐng xún háng dǎo dàn | anti-ship cruise missile |
| 反抗 | fǎn kàng | revolt; resist | |
| 反抗者 | fǎn kàng zhě | rebel | |
| 反恐 | fǎn kǒng | anti-terror | |
| 反恐精英 | Fǎn kǒng jīng yīng | Counter-Strike | |
| 反恐戰爭 | 反恐战争 | fǎn kǒng zhàn zhēng | war on terrorism |
| 反饋 | 反馈 | fǎn kuì | (v) send information back; feedback |
| 反粒子 | fǎn lì zǐ | (phys.) antiparticle | |
| 反密碼子 | 反密码子 | fǎn mì mǎ zi | anticodon |
| 反面 | fǎn miàn | (n) the reverse side of sth; (n) the opposite side of some topic; (n) the other side | |
| 反叛 | fǎn pàn | rebel; revolt | |
| 反叛分子 | fǎn pàn fèn zǐ | insurgent; rebel | |
| 反潛 | 反潜 | fǎn qián | anti-submarine; antisubmarine |
| 反切 | fǎn qiè | traditional Chinese spelling system in which two characters are used, the first one for the onset, the second one for rime and tone | |
| 反人類罪 | 反人类罪 | fǎn rén lèi zuì | crimes against humanity |
| 反日 | fǎn rì | anti-Japan | |
| 反散射 | fǎn sàn shè | backscatter | |
| 反射 | fǎn shè | reflex; reflection (from a mirror, etc) | |
| 反射弧 | fǎn shè hú | reflex arc | |
| 反射系數 | 反射系数 | fǎn shè xì shù | reflection coefficient |
| 反生物戰 | 反生物战 | fǎn shēng wù zhàn | biological (warfare) defense |
| 反思 | fǎn sī | (v) think back to sth that happened; recollect | |
| 反問 | 反问 | fǎn wèn | ask (a question) in reply; rhetorical question |
| 反物質 | 反物质 | fǎn wù zhì | antimatter |
| 反響 | 反响 | fǎn xiǎng | repercussions; reaction; echo |
| 反向 | fǎn xiàng | opposite direction; reverse | |
| 反省 | fǎn xǐng | to engage in introspection; soul-searching | |
| 反演 | fǎn yǎn | inversion (geometry) | |
| 反應 | 反应 | fǎn yìng | reaction; response; reply |
| 反映 | fǎn yìng | reaction; response; to reflect; to mirror | |
| 反應堆 | 反应堆 | fǎn yìng duī | reactor |
| 反應堆燃料元件 | 反应堆燃料元件 | fǎn yìng duī rán liào yuán jiàn | fuel element |
| 反應堆芯 | 反应堆芯 | fǎn yìng duī xīn | reactor core |
| 反應時 | 反应时 | fǎn yìng shí | response time |
| 反應時間 | 反应时间 | fǎn yìng shí jiān | response time (technology) |
| 反語法 | 反语法 | fǎn yǔ fǎ | irony |
| 反戰 | 反战 | fǎn zhàn | anti-war |
| 反戰抗議 | 反战抗议 | fǎn zhàn kàng yì | antiwar protest |
| 反正 | fǎn zhèng | anyway; anyhow; in any case | |
| 反證法 | 反证法 | fǎn zhèng fǎ | reductio ad absurdum |
| 反之 | fǎn zhī | (conj) on the other hand...; conversely... | |
| 反轉錄病毒 | 反转录病毒 | fǎn zhuǎn lù bìng dú | retrovirus |
| 放熱反應 | 放热反应 | fàng rè fǎn yìng | exothermic reaction |
| 復分解反應 | 复分解反应 | fù fēn jiě fǎn yìng | metathesis (chemistry) |
| 核反擊 | 核反击 | hé fǎn jī | nuclear counter strike |
| 核反應 | 核反应 | hé fǎn yìng | nuclear reaction |
| 核反應堆 | 核反应堆 | hé fǎn yìng duī | nuclear reactor |
| 核連鎖反應 | 核连锁反应 | hé lián suǒ fǎn yìng | nuclear chain reaction |
| 化學反應 | 化学反应 | huà xué fǎn yìng | chemical reaction |
| 禁止反言 | jìn zhǐ fǎn yán | estoppel | |
| 聚變反應 | 聚变反应 | jù biàn fǎn yìng | nuclear fusion |
| 連鎖反應 | 连锁反应 | lián suǒ fǎn yìng | chain reaction |
| 鏈式裂變反應 | 链式裂变反应 | liàn shì liè biàn fǎn yìng | chain reaction of nuclear fission |
| 逆反心理 | nì fǎn xīn lǐ | reverse psychology | |
| 平反 | píng fǎn | political rehabilitation | |
| 氣冷式反應堆 | 气冷式反应堆 | qì lěng shì fǎn yìng duī | gas-cooled reactor |
| 輕水反應堆 | 轻水反应堆 | qīng shuǐ fǎn yìng duī | light water reactor (LWR) |
| 熱核反應堆 | 热核反应堆 | rè hé fǎn yìng duī | thermal reactor |
| 熱核聚變反應 | 热核聚变反应 | rè hé jù biàn fǎn yìng | thermonuclear fusion reaction |
| 生產反應堆 | 生产反应堆 | shēng chǎn fǎn yìng duī | production reactor |
| 生物反應器 | 生物反应器 | shēng wù fǎn yìng qì | bioreactor |
| 誓不反悔 | shì bù fǎn huǐ | to vow not to break one's promise | |
| 違反 | 违反 | wéi fǎn | to violate (a law, e.g.) |
| 相反 | xiāng fǎn | opposite; contrary | |
| 研究反應堆 | 研究反应堆 | yán jiū fǎn yìng duī | research reactor |
| 造反 | zào fǎn | rebel; revolt | |
| 增殖反應堆 | 增殖反应堆 | zēng zhí fǎn yìng duī | breeder reactor |
| 置換反應 | 置换反应 | zhì huàn fǎn yìng | single displacement reaction |
| 重水反應堆 | 重水反应堆 | zhòng shuǐ fǎn yìng duī | heavy water reactor (HWR) |
Click on the pinyin to hear it pronounced. The simplified version is shown only if different from the traditional.
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