This list contains all the adverbs used in the English language that start with K. It includes negative and positive adverbs with K to describe a person.
| Kabbalistically | Kafkaesquely | Kaleidoscopically |
| Karmically | Karyokinetically | Karyologically |
| Karyomorphologically | Karyotypically | Kata |
| Kataphatically | Kawaiily | Keenly |
| Kerchunk | Kerwallop | Kicking and screaming |
| Kickingly | Kidding aside | Kiddingly |
| kindheartedly | kindly | kingly |
| kissingly | Killingly | Kilometrically |
| Kinaesthetically | Kind of | Kind of like |
| Kinda | Kind-heartedly | Kindlily |
| Kindof | Kinematically | Kinesthetically |
| Kinetically | Kinkily | Kinodynamically |
| Kissably | Kit and caboodle | Kitchenward |
| Kitschily | Kitschly | Kittenishly |
| Kitty bar the door | Kittycorner | Kitty-corner |
| Kittycorners | Kleptographically | Kleptomaniacally |
| Kleptoparasitically | Knavishly | Kneadingly |
| Knee-jerkishly | Kneelingly | Knightly |
| knowingly | knowledgeably | Knitwise |
| Knobbily | Knockingly | Knottily |
| Knowably | Knowledgably | Kookily |
| Koranically | Kosherly |
