| 凱 | [ kaǐ ] surname Kai |
| 凱 | [ kaǐ ] triumphant, victorious, chi (Greek letter Χχ) |
| 凱利 | [ kaǐ lì ] Kelly (person name) |
| 凱夫拉 | [ kaǐ fū lā ] Kevlar |
| 凱子 | [ kaǐ zi ] (slang) rich, good-looking guy |
| 凱尼恩 | [ kaǐ ní ēn ] Kenyon, Canyon (name) |
| 凱徹 | [ kaǐ chè ] variant of 愷撒|恺撒, Caesar (emperor) |
| 凱恩斯 | [ kaǐ ēn sī ] Keynes (name), John Maynard Keynes (1883-1946), influential British economist, Cairns, city in Queensland, Australia |
| 凱悅 | [ kaǐ yuè ] Hyatt (hotel company), Hyatt Regency (hotel brand) |
| 凱撒 | [ kaǐ sā ] Caesar or Kaiser (name) |
| 凱撒肋雅 | [ kaǐ sā leì yǎ ] Caesarea (town in Israel, between Tel Aviv and Haifa) |
| 凱撒醬 | [ kaǐ sā jiàng ] Caesar salad dressing |
| 凱文 | [ kaǐ wén ] Kevin (person name) |
| 凱旋 | [ kaǐ xuán ] to return in triumph, to return victorious |
| 凱旋門 | [ kaǐ xuán mén ] triumphal arch |
| 凱林賽 | [ kaǐ lín saì ] keirin cycle race (paced stadium event) (loanword from Japanese 競輪 "keirin" |
| 凱歌 | [ kaǐ gē ] triumphal hymn, victory song, paean |
| 凱法勞尼亞 | [ kaǐ fǎ laó ní yà ] Kefalonia, Greek Island in the Ionian sea |
| 凱爾特人 | [ kaǐ ěr tè rén ] Celt |
| 凱特 | [ kaǐ tè ] Kate (name) |
| 凱瑟琳 | [ kaǐ sè lín ] Catherine (name), Katherine |
| 凱芙拉 | [ kaǐ fú lā ] Kevlar |
| 凱茜b7弗里曼 | [ kaǐ xī fú lǐ màn ] Cathy Freeman (1973-), Australian sprinter |
| 凱蒂 | [ kaǐ dì ] (name) Kitty, Cathy, Katy, Caddy etc |
| 凱蒂貓 | [ kaǐ dì maō ] Hello Kitty |
| 凱迪拉克 | [ kaǐ dí lā kè ] Cadillac |
| 凱達格蘭 | [ kaǐ dá gé lán ] Ketagalan, one of the indigenous peoples of Taiwan, esp. northeast corner |
| 凱達格蘭族 | [ kaǐ dá gé lán zú ] Ketagalan, one of the indigenous peoples of Taiwan, esp. northeast corner |
| 凱里 | [ kaǐ lǐ ] Kaili city in Guizhou, capital of Qiandongnan Miao and Dong autonomous prefecture 黔東南苗族侗族自治州|黔东南苗族侗族自治州 |
| 凱里市 | [ kaǐ lǐ shì ] Kaili city in Guizhou, capital of Qiandongnan Miao and Dong autonomous prefecture 黔東南苗族侗族自治州|黔东南苗族侗族自治州 |
| ⇒ 比什凱克 | [ bǐ shí kaǐ kè ] Bishkek, capital of Kyrgyzstan |
| ⇒ 海倫b7凱勒 | [ haǐ lún kaǐ lē ] Helen Keller (1880-1968), famous American deaf-blind author and activist (whose story is told in biopic The Miracle Worker) |
| ⇒ 特克斯和凱科斯群島 | [ tè kè sī hé kaǐ kē sī qún daǒ ] Turks and Caicos Islands |
| ⇒ 皮特凱恩群島 | [ pí tè kaǐ ēn qún daǒ ] Pitcairn Islands |
| ⇒ 米凱拉 | [ mǐ kaǐ lā ] Michaela (name) |
| ⇒ 聖凱瑟琳 | [ shèng kaǐ sè lín ] Saint Catherine |
| ⇒ 興凱刺鰟鮍 | [ xīng kaǐ cì páng pí ] Acanthorhodeus chankaensis (small carp) |
| ⇒ 袁世凱 | [ yuán shì kaǐ ] Yuan Shikai (1859-1916), senior general of late Qing, subsequently warlord and self-proclaimed emperor of China |
| ⇒ 邁凱伊 | [ maì kaǐ yī ] McKay or Mackay (name) |
| ⇒ 邁凱輪 | [ maì kaǐ lún ] McLaren, MacLaren |
| ⇒ 釣凱子 | [ kaǐ zi ] (slang) (of women) to hunt for rich, attractive guys |
| ⇒ 陳凱歌 | [ chén kaǐ gē ] Chen Kaige (1952-), Chinese movie director |
| ⇒ 魯凱族 | [ lǔ kaǐ zú ] Rukai, one of the indigenous peoples of Taiwan |
| ⇒ 麥凱恩 | [ maì kaǐ ēn ] McCain (name), John McCain (1936-2018), US Republican politician, Senator for Arizona 1987-2018 |
| ⇒ 麥凱斯菱 | [ maì kaǐ sī líng ] rhombus of Michaelis (anatomy) |