| Kleve | Kleve |
| Klezmer | Klezmer |
| Kleßen-Görne | Kleßen-Görne |
| Kliment Voroshilov tank | Kliment Voroshilov |
| Klin | Cuneo |
| Klinaklini | Klinaklini |
| Klingenbach | Klingenbach |
| Klingenberg am Main | Klingenberg am Main |
| Klingenthal | Klingenthal |
| Klingnau | Klingnau |
| Klingon language | Lingua klingon |
| Klintsy | Klincy |
| Kliper | Kliper |
| Klippan Municipality | Klippan |
| Klipspringer | Oreotragus oreotragus |
| Klis | Clissa |
| Ključ | Chiave musicale |
| KLM | KLM |
| Klockestrand | Klockestrand |
| Klokoč | Klokoč |
| Klondike | Klondike |
| Klondike River | Klondike |
| Klosterlechfeld | Klosterlechfeld |
| Klosterneuburg | Klosterneuburg |
| Klosters | Klosters-Serneus |
| Kloten | Kloten |
| Kluane National Park and Reserve | Kluane National Park and Reserve |
| Klubina | Klubina |
| Klushino | Klushino |
| Klæbu | Klæbu |
| Kléber de Carvalho Corrêa | Kléber |
| Klöden | Klöden |
| Klötze | Klötze |
| Klöße | Canederli |
| Klüver-Bucy syndrome | Sindrome di Klüver-Bucy |
| KMail | KMail |
| KMZ | KMZ |
| KN | KN |
| Knaanic language | Lingua canaan |
| Knaar | Knarr |
| knack | destrezza |
| knapsack | zaino |
| Knarr | Knarr |
| Knattspyrnufélag Reykjavíkur | Knattspyrnufélag Reykjavíkur |
| Knattspyrnufélagið Fram | Fram Reykjavík |
| Knattspyrnufélagið Víkingur | Knattspyrnufélagið Víkingur |
| Knautia arvensis | Knautia arvensis |
| knave | fante |
| knead | impastare |
| kneader | massaggiatore |
| Kneading roller | Cilindro |
| knee | ginocchio |
| knee sock | calzettone |
| knee-high | che arriva fino al ginocchio |
| knee-length | al ginocchio |
| kneecap | patella |
| kneeing | ginocchioni |
| kneel | inginocchiarsi |
| kneeler | inginocchiatoio |
| knell | campana a morto |
| Knesset | Knesset |
| Knetzgau | Knetzgau |
| knickerbockers | knickerbockers |
| knickers | knickerbockers |
| knickknack | ninnolo |
| Knidos | Cnido |
| knife | coltello |
| Knife fork and spoon | Posata |
| knife grinder | affilatrice per coltelli |
| Knife rest | Cavallo di Frisia |
| knife-edge | filo |
| knight | cavaliere |
| Knight Moves | Faccia-faccia |
| Knight Rider | Supercar |
| knighthood | cavalleria |
| knightly | cavalleresco |
| Knights Hospitaller | Sovrano Militare Ordine di Malta |
| Knights Templar | Cavalieri templari |
| Knin | Tenin |
| knit | lavorare a maglia |
| Knittelfeld | Knittelfeld |
| knitter | magliaio |
| knitting | maglia |
| knitting needle | ferro |
| knitting pin | ferro |
| Knittlingen | Knittlingen |
| Knittlingen-Freudenstein | Knittlingen-Freudenstein |
| knitwear | maglieria |
| Knives | Coltello |
| Knivskejelloden | Knivskjellodden |
| Knivskjellodden | Knivskjellodden |
| Knivsta Municipality | Knivsta |
| Knić | Knić |
