| kafelkarz | tiler |
| Kaffeklubben | Kaffeklubben Island |
| Kafkaesk | Kafkaesque |
| Kafsa | Gafsa |
| Kafue | Kafue River |
| Kaga | Japanese aircraft carrier Kaga |
| Kaganat Chazarski | Khazars |
| Kaganat staroturecki | Göktürks |
| Kaganat zachodni | Western Turkic Khaganate |
| kaganiec | muzzle |
| Kagera | Kagera River |
| Kaguł | Cahul |
| Kagyu | Kagyu |
| Kahał | Kehilla |
| Kahless | Kahless |
| Kahlua | Kahlúa |
| Kahorlik | Kaharlyk |
| Kai | Kai |
| Kai Hansen | Kai Hansen |
| Kaia Kanepi | Kaia Kanepi |
| Kaifeng | Kaifeng |
| Kaijū | Kaiju |
| Kain i Abel | Cain |
| Kainici | Cainites |
| Kair | Cairo |
| Kairomon | Kairomone |
| kairski | Cairene |
| Kairuan | Kairouan |
| Kaiser Chiefs | Kaiser Chiefs |
| Kaisersbach | Kaisersbach |
| Kaiserslautern | Kaiserslautern |
| Kaiserwald | Kaiserwald |
| Kaishaku | Kaishakunin |
| Kaisheim | Kaisheim |
| Kaiten | Kaiten |
| Kaitseliit | Estonian Defence League |
| Kaizen | Kaizen |
| Kaizers Orchestra | Kaizers Orchestra |
| Kaja | Kayah State |
| kajak | kayak |
| Kajakarstwo górskie | Whitewater kayaking |
| kajakarz | canoeist |
| Kajać się | Do penance |
| Kajenna | Cayenne |
| Kajerkan | Kayerkan |
| Kajetan | Cajetan |
| Kajetan Catanoso | Gaetano Catanoso |
| Kajetan z Thieny | Saint Cajetan |
| Kajmak | Kaymak |
| kajman | caiman |
| Kajman Schneidera | Smooth-fronted Caiman |
| Kajman szerokopyski | Broad-snouted caiman |
| Kajman żakare | Yacare Caiman |
| Kajmany | Cayman Islands |
| Kajol | Kajol |
| Kajsa Bergqvist | Kajsa Bergqvist |
| Kajukenbo | Kajukenbo |
| kajuta | cabin |
| kakadu | cockatoo |
| kakao | cocoa |
| kakaowiec | cacao |
| Kakaowiec właściwy | Cocoa |
| Kakashi Hatake | Kakashi Hatake |
| Kakinomoto no Hitomaro | Kakinomoto no Hitomaro |
| kaktus | cactus |
| Kaktusowate | Cactus |
| Kakure kirishitan | Kakure Kirishitan |
| Kakuro | Kakuro |
| Kaká | Kaká |
| KAL-Online | KAL-Online |
| Kalabria | Calabria |
| kalabryjski | Calabrian |
| Kaladan | Caladan |
| kalafior | cauliflower |
| Kalahari | Kalahari Desert |
| Kalam | Kalam |
| Kalamar | Mon Calamari |
| Kalamata | Kalamata |
| Kalambo Falls | Kalambo Falls |
| Kalameny | Kalameny |
| kalaminta | calamint |
| Kalamozaur | Calamosaurus |
| Kalanchoe | Kalanchoe |
| kalander | calender |
| Kalaquendi | Calaquendi |
| kalarepa | kohlrabi |
| Kalasze | Kalash |
| Kalawun | Qalawun |
| Kalb ar-Riszat | Richat Structure |
| Kalbach | Kalbach |
| Kalchas | Calchas |
| Kalchu | Nimrud |
| kalcyt | calcite |
| Kalcytriol | Calcitriol |
| kaldera | caldera |
| Kaldezja | Caldesia |
| Kaledonia | Caledonia |
| kaledoński | Caledonian |
| kalejdoskop | kaleidoscope |
| kaleki | cripple |
| Kalemie | Kalemie |
| Kalendarium | List of centuries |
| Kalendarium dzień po dniu | List of historical anniversaries |
| Kalendarium historii Polski | Timeline of Polish history |
| kalendarz | calendar |
| Kalendarz aztecki | Aztec calendar |
| Kalendarz babiloński | Babylonian calendar |
| Kalendarz bizantyjski | Byzantine calendar |
| Kalendarz chiński | Chinese calendar |
| Kalendarz egipski | Egyptian calendar |
| Kalendarz Google | Google Calendar |
| Kalendarz gregoriański | Gregorian calendar |
| Kalendarz Harptosa | Calendars in the Forgotten Realms |
| Kalendarz hinduski | Indian national calendar |
| Kalendarz japoński | Japanese calendar |
| Kalendarz juliański | Julian calendar |
| Kalendarz koptyjski | Coptic calendar |
| Kalendarz Majów | Maya calendar |
| Kalendarz muzułmański | Islamic calendar |
| Kalendarz Pirelli | Pirelli Calendar |
| Kalendarz radziecki | Soviet revolutionary calendar |
| Kalendarz rzymski | Roman calendar |
| Kalendarz starogrecki | Hellenic calendar |
| Kalendarz szwedzki | Swedish calendar |
| Kalendarz wolnomularski | Anno Lucis |
| Kalendarz żydowski | Hebrew calendar |
| kalendy | calends |
| Kaletka Fabrycjusza | Bursa of Fabricius |
| Kaletka maziowa | Bursa |
| Kalety | Kalety |
| Kalevi Sorsa | Kalevi Sorsa |
| Kalewala | Kalevala |
| Kalewała | Kalevala |
| Kalhana | Kalhana |
| Kali | Kali |
| Kali Gandaki | Gandaki River |
| Kali juga | Kali Yuga |
| Kaliazin | Kalyazin |
| Kaliban | Caliban |
| kaliber | caliber |
| Kaliber broni | Caliber |
| kalibrować | calibrate |
| Kaliciwirusy | Caliciviridae |
| kalif | caliph |
| Kalifat | Caliph |
| Kalifat Kordowy | Caliph of Córdoba |
| Kalifat Sokoto | Fulani Empire |
| kaliforn | californium |
| Kalifornia | California |
| Kalifornia Dolna | Baja California |
| Kalifornijczyk | Californian |
| Kalifornijka | Californian |
| Kalifowie prawowierni | Rashidun |
| kaligrafia | calligraphy |
| Kaligrafia arabska | Islamic calligraphy |
| kaligrafować | write calligraphically |
| Kaligula | Caligula |
| Kalikst I | Pope Callixtus I |
| Kalikst II | Pope Callixtus II |
| Kalikst III | Pope Callixtus III |
| Kalima | Saharan Air Layer |
| Kalimantan | Kalimantan |
| kalina | guelder rose |
| Kalina hordowina | Viburnum lantana |
| Kalina koralowa | Viburnum opulus |
| Kalinga | Kalinga |
| Kalinin | Kalinin |
| Kaliningrad | Kaliningrad |
| Kalinka | Kalinka |
| Kalinkowicze | Kalinkavichy |
| Kaliopa | Calliope |
| Kaliope | Calliope |
| Kalipso | Calypso |
| Kalisota | Calisota |
| Kalistrat | Callistratus |
| Kalisz | Kalisz |
| Kalisz Pomorski | Kalisz Pomorski |
| Kaliwia Thoriku | Kalyvia Thorikou |
| Kalkin | Kalki |
| Kalkot Mataskelekele | Kalkot Mataskelekele |
| kalkulator | calculator |
| Kalkulator Curta | Curta calculator |
| Kalkuta | Kolkata |
| Kallichore | Kallichore |
| Kallikrates | Kallikrates |
| Kallimach z Cyreny | Callimachus |
| Kallinik I | Patriarch Callinicus I of Constantinople |
| Kalliope | Calliope |
| Kallisthenes | Callisthenes |
| Kallisto | Callisto |
| Kallithea | Kallithea |
| Kallmünz | Kallmünz |
| kalmar | squid |
| Kalmius | Kalmius |
| Kalmodulina | Calmodulin |
| Kalocsa | Kalocsa |
| Kalokagatia | Kalos kagathos |
| kaloria | calorie |
| Kalormen | Calormen |
| kaloryfer | radiator |
| kalosz | Wellington boot |
| Kalosze | Rubber |
