| Strömung | tide |
| Strömling | Baltic herring |
| Streuung | scattering dispersion |
| strömen | stream |
| Stimmung | mood humour tuning tune |
| Störung | annoyance disturbance dysfunction error |
| Ausströmung | emanation |
| Strang | skein string cordon canal |
| Streifung | striation |
| Strunk | stalk |
| stromern | wander |
| Strahlung | radiation |
| Stramin | canvas |
| Streaming | streaming |
| String | thong string |
| Strohbund | straw bale |
| Strohmann | straw man strawman front man frontman |
| Strom | current torrent stream |
| Strommix | electricity mix |
| Verstromung | conversion into electricity |