| Serpentin | serpentine |
| Serpentinit | serpentinite |
| Terpentin | turpentine |
| Serpent | serpent |
| serpens | advancing creeping serpent-like serpiginous |
| Terpentinöl | oil of turpentine turpentine oil |
| verpesten | poison infect |
| Regentin | regent |
| Skribentin | scribbler |
| Perzentil | percentile |
| Studentin | student |
| Expertin | expert |
| Perserin | Persian |
| Sergei | Sergey |
| Serien- | serial |
| Serbin | Serb |
| Serenade | serenade |
| Serengeti | Serengeti |
| Serin | serine |
| Serotonin | serotonin |