Longest list of positive words that start with K letter
| K.O. | Kilig | Kitten | Know |
| Kaajhuab | Kind | Kittens | Koan |
| Kalon | Kind Words | Knight | Kvell |
| Kapish | Kind-Heart | Knightly | Kabbalah |
| Kazaam | Kind-Hearted | Knock Spots Off | Kawaii |
| Keen | Honorably | Knowable | Kekoa |
| Keenest | Honorary | Know-How | Kiddies |
| Keenly | Kindness | Knowing | Kind hearted |
| Keenness | Kindred | Knowingly | Kingdom |
| Keep Up | Honorable | Knowledge | Kinky |
| Keeper | Kinetic | Knowledgeable | Klatch |
| Keep-Up | King Of The | Knowledgeably | Knick-knacks |
| Kempt | Kingly | Koibito Kibun | Kumusta |
| Key | Kingpin | Kookily | Kith |
| Kiddingly | King-Sized | Kooky | Knead |
| Kiddo | Kiss | Kosher | Kiddyish |
| Kid-Friendly | Kissable | Kudos | Killer |
| Karat | Karma | Kay | Kinesthetic |
| Kef | Kicks | Kicky | Kittenish |
| Kid | Kin | Kit | Knockout |