| Schwefelhexafluorid | sulfur hexafluoride |
| Selenhexafluorid | selenium hexafluoride |
| Schwefeltrioxid | sulfur trioxide |
| Schwefeldioxid | sulfur dioxide |
| Schwefelsäure | sulfuric acid sulphuric acid oil of vitriol |
| schwefelarm | low-sulphur |
| schwere Kavallerie | heavy cavalry |
| Schwefelgeruch | sulphureous smell |
| Chlorfluorid | chlorine fluoride |
| Schwafelei | drivel |
| Schwaflerin | windbag |
| Schwefeltyrann | kiskadee |
| Schwefelung | sulfurization |
| Schwelgerin | reveller |
| Schwestermord | sororicide |
| Schwulenhasserin | homophobe |
| schwerhörig | hard of hearing |
| Schneeleopard | snow leopard |
| Schweineinfluenza | swine influenza hog influenza pig influenza |
| Schwellenland | emerging economy newly-industrialized country |