- Korat cat
- Korbut
- Korçë
- Korchnoi
- Korda
- Kordofan
- Kordofanian
- kore
- Korea
- Korean
- Korean lawn grass
- Korean War
- Korea Strait
- korero
- korfball
- korimako
- Kórinthos
- Koriyama
- korma
- Kornberg
- Korngold
- koro
- Korolev
- koromiko
- korona
- korora
- korowai
- Korsakoffian
- Korsakoff's psychosis
- Kort nozzle
- Kortrijk
- koru
- koruna
- Koryak
- Korzybski
- koskos synonyms
- Kosciusko
- Kosciuszko
- kosha
- kosherkosher synonyms
- kosher pickle
- kosher salt
- kosher-style
- Koshigaya
- Košice
- Kosinski
- Kosovar
- Kosovo
- Kosovo War
- Kosrae
- Kossel
- Kossoff
- Kossuth
- Kostelanetz
- Kosti
- Kostiantynivka
- Kostroma
- Kostunica
- Kosygin
- Kota
- Kotabaru
- Kota Bharu
- kotahitanga
- Kota Kinabalu
- kotare
- kotch
- koto
- Kotte
- kotuku
- kotukutuku
- kotwal
- kotwali
- Kotzebue
- Kotzebue Sound
- Koufax
- koulibiaca
- koumis
- kouprey
- koura
- kouros
- Kourou
- Koussevitzky
- Kováč
- Kovalevsky
- Kovno
- Kovrov
- Kowaiti
- Koweit
- kowhai
- kowhaiwhai
- Kowloon
- kowtowkowtow synonyms
- Koyukon
- Kozani
- Kozhikode
- Kozlov
- KP
- kPa
- K particle
- kpc
- Kpelle
- kph
- K-pop
- Kr
- Kra
- kraal
- Kraepelin
- Krafft-Ebing
- kraft
- Kragujevac
- krait
- Krajina
- Krakatau
- Krakatoa
- Krakau
- krakenkraken synonyms
- Kraków
- krakowiak
- Kramatorsk
- Kramer
- krameria
- kran
- Kranach
- Kranj
- krans
- Krasner
- Krasnodar
- Krasnoyarsk
- Krasny
- Krasny Luch
- kraterkrater synonyms
- K ration
- kraurosis
- Kraus
- Krause's corpuscle
- Krauss
- kraut
- Krâvanh Mountains
- Krav Maga
- Krebs
- Krebs cycle
- Krebs urea cycle
- Krefeld
- Kreisky
- Kreisler
- Kremenchug
- Kremenchuk
- Kremer
- Kremlin
- Kremlinology
- Krems
- Křenek
- Kreon
- kreplach
- kretek
- kreutzer
- Kreutzer Sonata
- krewe
- Kreymborg
- Krieg
- kriegie
- kriegspielkriegspiel synonyms
- Kriemhild
- krill
- krimmer
- Krio
- Kriol
- Krips
- kriskris synonyms
- Krishna
- Krishna Menon
- Kriss Kringle
- Kristallnacht
- Kristeva
- Kristiania
- Kristiansand
- Kristiansen
- Kristianstad
- Kristin
- Kristina
- Krita Yuga
- Kríti
- Krivoi Rog
- Krivoy Rog
- KRL
- Kroeber
- Krogh
- kromesky
- Krommer
- krona
- Kronach
- krone
- Kronecker
- Kronecker delta
- Kronos
- Kronstadt
- kroon
- Kropivnitsky
- Kropotkin
- Kropyvnytskyi
- KRP
- krs
- Kruger
- Kruger National Park
- Krugerrand
- Krugersdorp
- kruller
- krumkake
- krummholz
- krummhorn
- krumping
- Krupp
- Krupskaya
- Krušné Hory
- Krutch
- Krylon
- Krym
- kryo-
- krypton
- kryptonite
- krytron
- Kryvyi Rih
- KS
- K selection
- KSG
- Kshatriya
- K-shell
- ksi
- K star
- KStJ
- Kt
- Kt. Bach.
- K/T boundary
- K-truss
- Kuala Lumpur
- Kuantan
- Kuan Yin
- Kuban
- Kubelík
- Kublai Khan
- Kubla Khan
- Kubrick
- Kuch Bihar
- kuchen
- Kuching
- kudlik
- kudokudo synonyms
- kudoskudos synonyms
- Kudrun
- kudu
- kudzu
- kudzu vine
- kueh
- Kuenlun
- Kufa
- Kufic
- kufiyah
- kufiyeh
- kugel
- Kugelhopf
- Kuhn
- Kuhnau
- kuia
- Kuibyshev
- Kuiper
- Kuiper belt
- Ku Kluxer
- Ku Kluxism
- Ku Klux Klan
- kukri
- Kuksu
- kuku
- kukui
- Kuku Nor
- kula
- kulak
- kulan
- kulebyaka
- Kuleshov
- kuletuk
- kulfi
- kulich
- Kulla
- Kullervo
- Kultur
- Kulturkampf
- Kulturkreis
- Kulun
- Kum
- Kumamoto
- kumara
- kumarahou
- Kumaratunge
- Kumasi
- Kumayri
- kumbaloi
- Kumbh Mela
- kumikumi
- kumiss
- kumite