| luftdicht | airtight |
| Luftdusche | hairdryer |
| Luftfracht | air cargo |
| Luftloch | air hole air pocket |
| Luftpirat | air pirate skyjacker |
| lichtdicht | light-tight |
| undicht | leaking |
| Auflicht | impinging light incident light reflected light |
| Aufsicht | oversight supervision supervisor |
| Flutlicht | floodlight |
| Lüttich | Liège |
| Luft-Luft | air-to-air |
| Luftgeist | sylph |
| Luftmine | blockbuster |
| luftig | airy aerial filmy |
| Luftbild | air photograph |
| Luftdruck | atmospheric pressure air pressure |
| Luftfahrt | aviation |
| Luftfeuchte | air humidity air moisture |
| Luftlinie | as the crow flies beeline |