| Synagoge | synagogue synagog shul temple |
| Synagogen- | synagogal |
| synagogal | synagogal |
| Synagogenasyl | sanctuary |
| Synagogal- | synagogal |
| Synapse | synapse |
| Synkope | syncope fainting |
| Synode | synod ecclesiastical council |
| Knagge | brace stiffen |
| Demagoge | demagogue |
| Mystagoge | mystagogue |
| Pädagoge | pedagogue educator |
| Sinologe | sinologist |
| Syndrom | syndrome |
| Synergie | synergy |
| Synopse | synopsis |
| Syntagma | syntagma |
| Synthese | synthesis |
| Syntänie | synteny |
| Dynamo | dynamo |