| Nystagmus | nystagmus |
| Nystatin | nystatin |
| Mystagoge | mystagogue |
| Xystus | xystus |
| Anastasius | Anastasius |
| Status | status state |
| Syntagma | syntagma |
| Spasmus | spasm |
| Isthmus | isthmus |
| Myospasmus | myospasm |
| Tammus | Tammuz |
| Dysthymie | dysthymia |
| Mysterium | mystery enigma |
| Mystizismus | mysticism |
| System | system structure |
| Xystos | xystus |
| Zystitis | cystitis |
| mysteriös | mysterious |
| systemlos | systemless unmethodical without a system |
| Anastasios | Anastasius |