| Knaller | firecracker |
| Knallen | snap |
| knallen | bang slam |
| Knüller | blockbuster thriller |
| Knacker | buster |
| Knauser | miser |
| knallig | brash |
| knatter | high |
| Knall | bang |
| Kralle | claw talon |
| krallen | clamp |
| knüllen | crumple |
| Keller | cellar basement stack |
| Killer | killer hitman |
| Knolle | tuber |
| Kuller | marble skid wheel |
| knülle | drunk conclusion |
| Knacken | snap |
| knacken | crack nap sleep |
| Knagge | brace stiffen |