| Knall | bang |
| Knallen | snap |
| knallen | bang slam |
| knallig | brash |
| Knaller | firecracker |
| Knallgas | oxyhydrogen |
| knallbunt | garish |
| Knalltüte | nitwit |
| knallhart | tough |
| Knapp | heel |
| knapp | succinct terse tight short |
| Knabe | knave boy lad |
| Knast | detention custodial sentence imprisonment prison sentence slammer clink prison can gaol jail gnarl burl hunger |
| Knauf | knob |
| Knäuel | ball clew knawel |
| Urknall | Big Bang |
| knack | crack |
| Anal | Anal |
| anal | anal |
| Kanal | canal channel sewer drain |