| Klampe | cleat |
| klappe | cut |
| Klappe | flap mouth |
| Lampe | lamp |
| Krampe | cramp |
| Klapp- | folding |
| Klappen | folding |
| klappen | fold work |
| Kladde | notebook rough book scribbling block scribbling pad memorandum book waste book rough draft |
| Klage | lament complaint claim |
| Klamm | gorge ravine canyon |
| klamm | clammy cash-strapped |
| Klammer | paper clip bracket parenthesis brace clamp |
| Klapper | rattle |
| Klaps | clap |
| Klasse | class |
| klasse | great awesome |
| Klaue | claw cloven hoof |
| Klause | hermitage splash dam |
| Flame | Fleming flame |