| Cystein | cysteine |
| Cystin | cystine |
| Eckstein | cornerstone abutment bell |
| Gestein | rock |
| Stein | stone rock boulder brick jewel |
| casten | cast |
| Hysterie | hysteria hysterics |
| Myste | mystes |
| Mystery | mystery |
| Mystik | mysticism mystique |
| Nystatin | nystatin |
| System | system structure |
| Zyste | cyst |
| Bastern | bastard sugar |
| Fisten | fisting |
| fisten | fist-fuck |
| Kotstein | coprolite |
| Küsterin | sacristan |
| Leckstein | salt lick |
| Nestei | nest egg |