| RNS | RNA |
| Ernst | seriousness earnestness austerity Ernest |
| ernst | serious |
| Guernsey | Guernsey |
| im Ernst | for real |
| modernst | state of the art |
| Kernsatz | kernel sentence |
| todernst | deadly serious |
| Hirnstamm | brain stem |
| Hornstein | chert |
| Hornstoff | keratin |
| Kernstück | centrepiece |
| Bernstein | amber |
| Fernsehen | television TV |
| fernsehen | watch TV |
| Fernseher | television television set |
| Fernsicht | visibility |
| Harnstoff | urea |
| Harnsäure | uric acid |
| Turnschuh | sneaker |