- Kitchen midden
- Kitchen work
- Kith
- Kitty
- Kiwi bird
- Klaxon
- Kludge
- Knee
- Knee-high
- Knee-joint
- Kph
- Knee-length
- Knell
- Knesset
- Knew
- Knickers
- Knife
- Knight-errant
- Knighthood
- Knit
- Knob
- Knock for six
- Knock on the head
- Knock-on
- Knocker
- Knocking
- Knoll
- Knotted
- Knotted cloth
- Know
- Know-nothing
- Knowable
- Knowingly
- Known
- Knows sama veda
- Kodungalloor
- Kodungalloor deity
- Komodo dragon
- Konkana
- Kook
- Kopek
- Koran
- Kosher
- Kratocracy
- Kraut
- Krona
- Krupi
- Kshatriya and sudra
- Kung fu
- Kunthi
- Kurta
- Kuru dynasty
- Kuttanadu
- Kybosh
- Kymograph
- Khz
- Katabasis
- Kabob
- Kabsa
- Kakistocracy
- Kaliyuga
- Kama
- Kamasuthra
- Kanyakumari
- Kaolin
- Karate
- Karkakdagam
- Karthaveerya
- Karthika
- Kathakali performers
- Katyayana
- Kauravas
- Kbcs
- Kbps
- Kedgeree
- Keen
- Keep a book on
- Keep a secret
- Keep cool
- Keep early hour
- Keep guard
- Keep in order
- Keep off
- Keep on ice
- Keep ones head down
- Keep ones breath to cool one porridge
- Keep ones chin up
- Keep ones countenance
- Keep ones distance
- Key chain
- Keep ones head above water
- Keep out
- Keep silence
- Keep someone sweet
- Keep tab
- Keep the house
- Keep tracks
- Keep under
- Keep up
- Kraal