| singularité | singularitet |
| Singularité technologique | Teknologisk singularitet |
| singulier | ovanlig |
| singulièrement | särskilt |
| sinisation | sinifiering |
| sinistre | förskräcklig |
| sinistrement | kusligt |
| Siniša Mihajlović | Siniša Mihajlović |
| Sinn Féin | Sinn Féin |
| sinogramme | kinesiska tecken |
| Sinogramme simplifié | Förenklad kinesiska |
| Sinogramme traditionnel | Traditionella kinesiska tecken |
| Sinogrammes simplifiés | Förenklad kinesiska |
| Sinogrammes traditionnels | Traditionell kinesiska |
| sinon | bortsett från |
| Sinop | Sinop |
| Sinope | Sinope |
| sinople | grön |
| Sinopé | Sinope |
| Sins | Sins |
| Sint-Maarten | Saint Martin |
| Sinti | Sinti |
| sinueux | krokig |
| Sinuiju | Sinuiju |
| sinus | sinus |
| sinusoïdal | sinusformad |
| sinusoïde | sinuskurva |
| Siné | Maurice Sinet |
| Sion | Sion |
| Sionisme | Sionism |
| Sionisme chrétien | Kristen sionism |
| sioniste | sionistisk |
| Sioux City | Sioux City |
| Sioux Falls | Sioux Falls |
| Siouxsie and the Banshees | Siouxsie and the Banshees |
| Siouxsie Sioux | Siouxsie Sioux |
| siphon | pip |
| Siphon hydraulique | Vattenlås |
| Siphonaptera | Loppor |
| siphonner | leda bort genom en hävert |
| Sipoo | Sibbo |
| Sippar | Sippar |
| Siptah | Siptah |
| Sir | Sir |
| Sir Ddinbych | Denbighshire |
| Sir Fynwy | Monmouthshire |
| Sir John Scarlett | John Scarlett |
| Sir y Fflint | Flintshire |
| Sira | Syrah |
| Siracide | Jesus Syraks vishet |
| Siracusa | Syrakusa |
| Sirajganj | Sirajganj |
| sire | Ers Majestät |
| Sirenia | Sirendjur |
| Sirenidae | Sirener |
| Sirhan Sirhan | Sirhan Sirhan |
| Siri Guru Granth Sahib | Guru Granth Sahib |
| Sirice | Siricius |
| Siricidae | Trästeklar |
| Sirimavo Bandaranaike | Sirimavo Bandaranaike |
| Sirin | Sirin |
| Sirius | Sirius |
| Sirius Black | Sirius Black |
| sirop | sirap |
| sirop antitussif | hostmedicin |
| sirop contre la toux | hostmedicin |
