| Kateryna Lahno | Kateryna Lahno |
| Kateřina Neumannová | Kateřina Neumannová |
| Katfretten | Bassariscus |
| Kathaar | Cathar |
| Kathaars | Catharist |
| Katharen | Catharism |
| Katharevousa | Katharevousa |
| Katharina von Bora | Katharina Luther |
| Katharine Hepburn | Katharine Hepburn |
| Katharinenberg | Katharinenberg |
| katheder | pulpit |
| kathedraal | cathedral |
| Kathedraal en kerken van Echmiatsin en de archeologische plaats van Zvartnots | Echmiadzin |
| Kathedraal Notre-Dame te Bayeux | Bayeux Cathedral |
| Kathedraal Notre-Dame te Rouen | Rouen Cathedral |
| Kathedraal Notre-Dame te Straatsburg | Strasbourg Cathedral |
| Kathedraal Saint-Étienne van Metz | Metz Cathedral |
| Kathedraal van Barcelona | Cathedral of Santa Eulalia |
| Kathedraal van Beauvais | Beauvais Cathedral |
| Kathedraal van Bourges | Bourges Cathedral |
| Kathedraal van Brasilia | Cathedral of Brasília |
| Kathedraal van Canterbury | Canterbury Cathedral |
| Kathedraal van Chartres | Cathedral of Chartres |
| Kathedraal van Granada | Granada Cathedral |
| Kathedraal van Laon | Notre-Dame of Laon |
| Kathedraal van Le Mans | Le Mans Cathedral |
| Kathedraal van Lissabon | Lisbon Cathedral |
| Kathedraal van Mexico-stad | Mexico City Metropolitan Cathedral |
| Kathedraal van Norwich | Norwich Cathedral |
| Kathedraal van Orvieto | Orvieto Cathedral |
| Kathedraal van Reims | Notre-Dame de Reims |
| Kathedraal van Roskilde | Roskilde Cathedral |
| Kathedraal van Santiago de Compostella | Cathedral of Santiago de Compostela |
| Kathedraal van Sens | Sens Cathedral |
| Kathedraal van Sevilla | Seville Cathedral |
| Kathedraal van Sint-Omaars | Saint-Omer Cathedral |
| Kathedraal van Uppsala | Uppsala Cathedral |
| Katherine Heigl | Katherine Heigl |
| Katherine Kelly Lang | Katherine Kelly Lang |
| Katherine Swynford | Katherine Swynford |
| katheter | catheter |
| Kathina | Kathina |
| Kathleen Ferrier | Kathleen Ferrier |
| Kathleen Turner | Kathleen Turner |
| Kathmandu | Kathmandu |
| Kathmandu-vallei | Kathmandu Valley |
| kathode | cathode |
| Kathodische bescherming | Cathodic protection |
| katholicisme | Catholicism |
| Katholicisme in China | Roman Catholicism in China |
| katholiek | catholic |
| Katholiek Apostolische Kerk | Catholic Apostolic Church |
| katholieke | catholic |
| Katholieke Actie | Azione Cattolica |
| Katholieke Kerk | Catholic Church |
| Katholieke Kerk in Afghanistan | Roman Catholicism in Afghanistan |
| Katholieke Kerk in Denemarken | Roman Catholicism in Denmark |
| Katholieke koningspaar | Catholic Monarchs |
| Katholieke Liga | Catholic League |
| Katholieke Universiteit Brussel | Catholic University of Brussels |
| Katholieke Universiteit Leuven | Catholic University of Leuven |
| Katholieke Universiteit van Lublin | John Paul II Catholic University of Lublin |
| Katholizism | Catholicism |
| Kathryn Janeway | Kathryn Janeway |
| Kathy Bates | Kathy Bates |
| Kati | Central Province |
| Kati Wilhelm | Kati Wilhelm |
| Katie Holmes | Katie Holmes |
| Katie Melua | Katie Melua |
| Katie Price | Jordan |
| Katima Mulilo | Katima Mulilo |
| Katja Seizinger | Katja Seizinger |
| katjang | peanut |
| katje | kitten |
| Katjoesja | Katyusha |
| Katla | Katla |
| Katlenburg-Lindau | Katlenburg-Lindau |
| Kato Zakros | Zakros |
| katoen | cotton |
| Katoendaguil | Helicoverpa armigera |
| katoenen weefsel | cotton |
| katoenflanel | flannelette |
| katoenfluweel | velveteen |
| katoenplant | cotton |
| Katoenstruik | Gossypium |
| katoenwatten | cotton wool |
| katoenzaad | cottonseed |
| Katoey | Kathoey |
| Katorga | Katorga |
| Katowice | Katowice |
| Katrien Duck | Daisy Duck |
| Katrijn | Katherine |
| Katrin Apel | Katrin Apel |
| Katrin Dörre-Heinig | Katrin Dörre-Heinig |
| Katrina | Hurricane Katrina |
| Katrineholm | Katrineholm Municipality |
| katrol | pulley |
| katrolschijf | sheave |
| Katsberg | Mont des Cats |
| Katsina | Katsina State |
| Katsjkanar | Kachkanar |
| Katsuhiro Otomo | Katsuhiro Otomo |
| Katsushika Hokusai | Hokusai |
| Katt | Hatt |
| kattebak | cat box |
| Kattegat | Kattegat |
| kattegejank | caterwauling |
| kattekop | cat |
| kattekwaad | mischief |
| Kattenaids | Feline immunodeficiency virus |
| Kattendoorn | Ononis spinosa |
| kattengat | cat flap |
| Kattenkop | Cat |
| kattenkruid | catnip |
| kattenluikje | cat flap |
| Kattenstaartfamilie | Lythraceae |
| kattenvoer | cat food |
| katteoog | reflector |
| kattig | mean |
| Katun | Katun |
| Katutura | Katutura Central |
| KATV-toren | KATV Tower |
| katwilg | osier |
| Katzelsdorf | Katzelsdorf |
| Katzenelnbogen | Katzenelnbogen |
| Katzow | Katzow |
| Katzweiler | Katzweiler |
| Katzwinkel | Katzwinkel |
| Kauai | Kauai |
| Kaub | Kaub |
