| Quarzit | quartzite |
| Quart | quart |
| Quartil | quartile |
| Quarz | quartz |
| Aquarist | aquarist |
| Quargel | Olomouc cheese |
| Aquavit | aquavit |
| Quadrant | quadrant |
| Quadrat | square |
| Quant | quantum |
| Quantil | quantile |
| Quark | cottage cheese quark fromage frais |
| Quartal | quarter |
| Quartett | quartet quartette |
| Quartier | accommodation quarter |
| Quartär | Quaternary |
| Quarzuhr | quartz watch quartz clock |
| Quassie | quassia |
| quasi | quasi sort of virtually |
| warzig | warty |