| rektangulär | rectangular |
| spektakulär | spectacular |
| regulär | regular |
| retikulär | reticular |
| rektal | rectal |
| Sektglas | flute |
| Istanbuler | Istanbulite |
| Ranguner | Rangoonese |
| Singular | singular |
| singulär | singular unique rare |
| Kartular | cartulary |
| testikulär | testicular |
| vestibular | vestibular |
| Vokabular | vocabulary |
| granular | granular |
| Rektus | direct case |
| Arekanuss | areca nut betel nut |
| Rektor | rector principal |
| Rektum | rectum |
| Hektar | hectare |