| Aquavit | aquavit |
| Aquarist | aquarist |
| Äquativ | equative |
| Aqualith | aqualite |
| Aquadest | distilled water |
| Aquarium | aquarium tank |
| Aquatinta | aquatint |
| Aquädukt | aqueduct |
| Äquator | equator |
| äquivok | equivocal |
| Quart | quart |
| Quarzit | quartzite |
| Quant | quantum |
| Squat | squat |
| quasi | quasi sort of virtually |
| Davit | davit |
| Dravit | dravite |
| Uvit | uvite |
| Aquapark | aquapark |
| Aquaponik | aquaponics |