| Meaning | Explication | Aliases | Taxon | |
|---|---|---|---|---|
| keel | N/a | Show shifts | ||
| keen (of senses, mind) | None | Evaluation | Show shifts | |
| key (of a door) | Artifacts | Show shifts | ||
| keystone | N/a | Show shifts | ||
| khash | South Caucasian dish of boiled cow or sheep parts, which might include the head, feet, and stomach | N/a | Show shifts | |
| kidney | Body parts | Show shifts | ||
| kilogram | N/a | Show shifts | ||
| kind (n.) | Abstract entities | Show shifts | ||
| kind, good-hearted | Non-physical | Show shifts | ||
| kindergarten | N/a | Show shifts | ||
| king (a playing card) | Artifacts | Show shifts | ||
| kinkajou | Potos flavus, a carnivorous mammal of Central America and South America with a long, prehensile tail, related to the raccoon | N/a | Show shifts | |
| kinship | Abstract entities | Show shifts | ||
| kite | bird of prey of the subfamily Milvinae, with long wings and weak legs, feeding mostly on carrion and spending long periods soaring | Abstract entities | Show shifts | |
| kite (lightweight toy) | lightweight toy or other device, traditionally flat and shaped like a triangle with a segment of a circle attached to its base or like a quadrilateral, carried on the wind and tethered and controlled from the ground by one or more lines | Artifacts | Show shifts | |
| knee | Body parts | Show shifts | ||
| knee-cap | flat, roundish bone in the knee | Body parts | Show shifts | |
| kneepit | popliteal fossa, a shallow depression located at the back of the knee joint | N/a | Show shifts | |
| knife | N/a | Show shifts | ||
| knight (chess) | N/a | Show shifts | ||
| knot | Artifacts | Show shifts | ||
| knowledge | N/a | Show shifts | ||
| koala | tree-dwelling marsupial, Phascolarctos cinereus, that resembles a small bear with a broad head, large ears and sharp claws, mainly found in eastern Australia | N/a | Show shifts | |
| kshatriya | member of the second-highest of the four castes or varnas in traditional Hindu society: the warrior or military caste | N/a | Show shifts |