| Sintflut | deluge the Flood |
| sintflutartig | torrential |
| Nippflut | neap |
| Springflut | spring tide |
| Sintern | sintering |
| sintern | sinter bake coalesce slag vitrify |
| Sinteza | Rom |
| Sinti | Rom |
| Sintiza | Rom |
| single | single |
| Single | single |
| sinnhaft | meaningful |
| Singapur | Singapore |
| Singular | singular |
| singulär | singular unique rare |
| Singultus | hiccups |
| Sinhala | Sinhala |
| Sinter | sinter |
| Sinto | Sinto |
| Sinus | sine sinus |