| 私 | [ sī ] personal, private, selfish |
| 私下 | [ sī xià ] in private |
| 私了 | [ sī ] to settle privately, to solve behind closed doors, to settle out of court |
| 私事 | [ sī shì ] personal matters |
| 私交 | [ sī ] personal friendship |
| 私人 | [ sī rén ] private, personal, interpersonal, sb with whom one has a close personal relationship, a member of one's clique |
| 私人服務器 | [ sī rén fú wù qì ] (gaming) server emulator, private server |
| 私人鑰匙 | [ sī rén yaò shi ] private key (in encryption) |
| 私仇 | [ sī choú ] personal grudge |
| 私企 | [ sī qǐ ] private enterprise, abbr. of 私營企業|私营企业[si1 ying2 qi3 ye4] |
| 私信 | [ sī xìn ] private correspondence, personal letter, (computing) personal message (PM), to message sb |
| 私偏 | [ sī piān ] selfish preference |
| 私利 | [ sī lì ] personal gain, (one's own) selfish interest |
| 私募 | [ sī mù ] private placement (investing) |
| 私募基金 | [ sī mù jī jīn ] private equity fund, fund offered to private placement (e.g. hedge fund) |
| 私吞 | [ sī tūn ] to misappropriate (public funds etc), to embezzle |
| 私售 | [ sī shoù ] see 私賣|私卖[si1 mai4] |
| 私囊 | [ sī náng ] one's own pocket |
| 私塾 | [ sī shú ] private school (in former times) |
| 私奔 | [ sī bēn ] to elope |
| 私定終身 | [ sī dìng zhōng shēng ] to make a pledge to be married, without parents' approval |
| 私家 | [ sī jiā ] private, privately owned or managed |
| 私家車 | [ sī jiā chē ] private car |
| 私密 | [ sī mì ] private, secret, intimate |
| 私底下 | [ sī dǐ xia ] privately, secretly, confidentially |
| 私弊 | [ sī bì ] fraudulent practice |
| 私心 | [ sī xīn ] selfishness, selfish motives |
| 私情 | [ sī qíng ] personal considerations, love affair |
| 私憤 | [ sī fèn ] personal spite, malice |
| 私房 | [ sī fáng ] privately-owned house, private rooms, private ownings |
| 私房 | [ sī fang ] personal, private, confidential |
| 私房錢 | [ sī fáng qián ] secret purse, secret stash of money |
| 私有 | [ sī yoǔ ] private, privately-owned |
| 私有制 | [ sī yoǔ zhì ] private ownership of property |
| 私有化 | [ sī yoǔ huà ] privatization, to privatize |
| 私服 | [ sī fú ] (gaming) server emulator, private server, abbr. for 私人服務器|私人服务器[si1 ren2 fu2 wu4 qi4] |
| 私欲 | [ sī yù ] selfish desire |
| 私法 | [ sī fǎ ] private law |
| 私營 | [ sī yíng ] privately-owned, private |
| 私營企業 | [ sī yíng qǐ yè ] private business, opposite: state-owned enterprise 國有企業|国有企业[guo2 you3 qi3 ye4] |
| 私生子 | [ sī shēng zǐ ] illegitimate child (male), bastard, love child |
| 私生子女 | [ sī shēng zǐ nǚ ] illegitimate child, bastard, love child |
| 私生活 | [ sī shēng huó ] private life |
| 私秘 | [ sī mì ] see 私密[si1 mi4] |
| 私立 | [ sī lì ] private (company, school etc) |
| 私立學校 | [ sī lì xué ] private school |
| 私自 | [ sī zì ] private, personal, secretly, without explicit approval |
| 私藏 | [ sī cáng ] to keep hidden, to keep in one's private possession, secret store, stash |
| 私處 | [ sī chù ] private parts, genitalia |
| 私行 | [ sī xíng ] to travel on private business, to act without official approval, to inspect incognito, to act in one's own interest |
| 私訊 | [ sī xùn ] (Tw) private message, to send a private message |
| 私語 | [ sī yǔ ] to discuss in whispered tones, whispered conversation |
| 私謀叛國 | [ sī moú pàn guó ] to secretly plan treason (idiom) |
| 私賣 | [ sī maì ] to sell illicitly, to bootleg, to sell privately |
| 私辦 | [ sī bàn ] privately-run, private enterprise |
| 私通 | [ sī tōng ] to have secret ties with, to be in covert communication with (the enemy etc), to engage in an illicit sexual relationship, adultery |
| 私運 | [ sī yùn ] to smuggle |
| 私釀 | [ sī niàng ] to brew alcoholic drinks illegally |
| 私闖 | [ sī chuǎng ] to enter (a place) without permission, to intrude into |
| 私鹽 | [ sī yán ] illegally-traded salt (with salt tax not paid) |
| ⇒ 中飽私囊 | [ zhōng baǒ sī náng ] to stuff one's pockets, to take bribes |
| ⇒ 以權謀私 | [ yǐ quán moú sī ] to use one's position for personal gain (idiom) |
| ⇒ 個人隱私 | [ gè rén yǐn sī ] personal privacy, private matters |
| ⇒ 假公濟私 | [ jiǎ gōng jì sī ] official authority used for private interests (idiom); to attain private ends by abusing public position |
| ⇒ 偏私 | [ piān sī ] to practice favoritism |
| ⇒ 公報私仇 | [ gōng baò sī choú ] to use public office to avenge private wrongs |
| ⇒ 公私 | [ gōng sī ] public and private (interests, initiative etc) |
| ⇒ 公私兼顧 | [ gōng sī jiān gù ] to adequately take into account both public and private interests |
| ⇒ 公私合營 | [ gōng sī hé yíng ] joint public private operation |
| ⇒ 公而忘私 | [ gōng ér wàng sī ] for the common good and forgetting personal interests (idiom); to behave altruistically, selfless |
| ⇒ 切切私語 | [ qiè qiè sī yǔ ] a private whisper |
| ⇒ 反走私 | [ fǎn zoǔ sī ] to oppose smuggling, anti-contraband (measures, policy etc) |
| ⇒ 因私 | [ yīn sī ] private (i.e. not work-related 因公[yin1 gong1]) |
| ⇒ 國際私法 | [ guó jì sī fǎ ] conflict of laws |
| ⇒ 大公無私 | [ dà gōng wú sī ] selfless, impartial |
| ⇒ 官報私仇 | [ guān baò sī choú ] to take advantage of official post for personal revenge (idiom) |
| ⇒ 官私合營 | [ guān sī hé yíng ] public and private interests working together (idiom) |
| ⇒ 家私 | [ jiā sī ] family property, family wealth |
| ⇒ 床笫之私 | [ chuáng zǐ zhī sī ] intimate matters |
| ⇒ 徇私枉法 | [ xùn sī wǎng fǎ ] to bend the law in order to favor one's relatives or associates (idiom) |
| ⇒ 徇私舞弊 | [ xùn sī wǔ bì ] to abuse one's position for personal gain (idiom) |
| ⇒ 微服私訪 | [ weī fú sī fǎng ] to mingle with the people incognito |
| ⇒ 損公肥私 | [ sǔn gōng feí sī ] to damage the public interest for personal profit (idiom); personal profit at public expense, venal and selfish behavior |
| ⇒ 洩私憤 | [ xiè sī fèn ] to vent personal spite, to act out of malice (esp. of crime) |
| ⇒ 烏鳥私情 | [ wū sī qíng ] lit. the solicitude of the crow (who provides for his old parent)(idiom), fig. filial piety |
| ⇒ 無私 | [ wú sī ] selfless, unselfish, disinterested, altruistic |
| ⇒ 營私 | [ yíng sī ] to gain from corrupt dealing, to engage in graft, to feather one's nest |
| ⇒ 營私舞弊 | [ yíng sī wǔ bì ] see 徇私舞弊[xun4 si1 wu3 bi4] |
| ⇒ 竊竊私語 | [ qiè qiè sī yǔ ] to whisper |
| ⇒ 結黨營私 | [ jié dǎng yíng sī ] to gang up for personal interest (idiom), to form a clique |
| ⇒ 緝私 | [ jī sī ] to suppress smugglers, to search for smuggled goods |
| ⇒ 耍私情 | [ shuǎ sī qíng ] the play of passions, carried away by passion (e.g. to commit a crime) |
| ⇒ 自私 | [ zì sī ] selfish, selfishness |
| ⇒ 自私自利 | [ zì sī zì lì ] everything for self and selfish profit (idiom); with no regard for others, selfish, mercenary |
| ⇒ 虛擬私人網絡 | [ xū nǐ sī rén wǎng luò ] virtual private network (VPN) |
| ⇒ 販私 | [ fàn sī ] to traffic (smuggled goods), illegal trading |
| ⇒ 走私 | [ zoǔ sī ] to smuggle, to have an illicit affair |
| ⇒ 走私品 | [ zoǔ sī pǐn ] smuggled product, contraband, pirate product |
| ⇒ 走私貨 | [ zoǔ sī huò ] smuggled goods |
| ⇒ 鐵面無私 | [ tiě miàn wú sī ] strictly impartial and incorruptible (idiom) |
| ⇒ 陰私 | [ yīn sī ] shameful secret |
| ⇒ 隱私 | [ yǐn sī ] secrets, private business, privacy |
| ⇒ 隱私政策 | [ yǐn sī zhèng cè ] privacy policy |
| ⇒ 隱私權 | [ yǐn sī quán ] privacy right |
| ⇒ 飽私囊 | [ baǒ sī náng ] to stuff one's pockets, to enrich oneself dishonestly |
| ⇒ 鬥私批修 | [ doù sī pī xiū ] fight self-interest and repudiate revisionism (Cultural Revolution slogan) |