| sionisme | Zionismus |
| Sionisme chrétien | Christlicher Zionismus |
| sioniste | Zionist |
| Sioux | Sioux |
| Sioux City | Sioux City |
| Sioux Falls | Sioux Falls |
| Siouxsie and the Banshees | Siouxsie and the Banshees |
| siphon | Heber |
| Siphon hydraulique | Siphon |
| siphon inversé | Siphon |
| Siphon-panier | Abfluss |
| Siphonaptera | Flöhe |
| siphonner | absaugen |
| siphonogamie | Siphonogamie |
| Siphonophorae | Staatsquallen |
| Siphonophore | Staatsquallen |
| Sipoo | Sipoo |
| Siptah | Siptah |
| Sipuncula | Spritzwürmer |
| Sir | Herr |
| Sir Ddinbych | Denbighshire |
| Sir Fynwy | Monmouthshire |
| Sir Michael Berry | Michael Berry |
| Sir Mix a Lot | Sir Mix-a-Lot |
| Sir y Fflint | Flintshire |
| Sira | Sira |
| Siracide | Jesus Sirach |
| Siracusa | Syrakus |
| Sirajganj | Sirajganj |
| Siranouche | Siranusch |
| sire | Ihre Majestät |
| Sire Gauvain et le chevalier vert | Sir Gawain and the Green Knight |
| Sirenia | Seekühe |
| Sirenidae | Armmolche |
| Sirenomelia | Sirenomelie |
| Siret | Sereth |
| Sirhan Sirhan | Sirhan Sirhan |
| Siri | Siri |
| Siri Guru Granth Sahib | Adi Granth |
| Sirice | Siricius |
| Siricidae | Holzwespen |
| Sirimavo Bandaranaike | Sirimavo Bandaranaike |
| Sirin | Sirin |
| Sirius | Sirius |
| Sirmione | Sirmione |
| Sirmium | Sirmium |
| Sirnach | Sirnach |
| sirocco | Schirokko |
| Sirona | Sirona |
| sirop | Sirup |
| sirop antitussif | Hustensirup |
| sirop contre la toux | Hustensaft |
| sirop d'orties | Brennnesselsirup |
| sirop d'érable | Ahornsirup |
| Sirop de grenadine | Grenadine |
| Sirop de maïs | Maissirup |
| Sirop de maïs à haute teneur en fructose | Maissirup |
| sirop d’érable | Ahornsirup |
| sirop pour la toux | Hustensaft |
| siroter | nippen |
| Sirous | Sirous |
| Sirtaki | Sirtaki |
| Sirtuine | Sir |
| sirupeux | dick- |
