kelvar
An Elvish word retained in the speeches of Yavanna and Manwë in SIL Chapter II: 'animals, living things that move'.

Kementári   Queen of the Earth
A title of Yavanna.

Khamûl

Khazâd
The name of the Dwarves in their own language (Khuzdul).

Khazad-dûm   Dwarrowdelf
The great mansions of the Dwarves of Durin's race in the Misty Mountains. See Khazâd; dûm is probably a plural or collective, meaning 'excavations, halls, mansions'.
>>>  Hadhodrond, Moria

Kheled-zaram   Mirrowmere
Small lake in the Nanduhirion Valley.

Khîm
Son of Mîm the Petty-dwarf, slain by one of Túrin's outlaw band.

Khuzdul
The language of the Dwarves.

Kibil-nâla
Dwarvish name of the Silverlode.
>>>  Celebrant

Kili

King under the Mountain
Title of the Dwarvish rulers of the realm of Mount Erebor.

King's Men
Númenóreans hostile to the Eldar and the Elendili.

Kings of Men
See Númenóreans.

Kinslaying
The slaying of the Teleri by the Noldor at Alqualondë.