| swing state | svingstat |
| Swiss | Schweiz |
| Swiss Air Force | Luftwaffe |
| Swiss Army knife | Schweizerkniv |
| Swiss cheese | schweizerost |
| Swiss Federal Council | Forbundsrådet |
| Swiss franc | schweizerfranc |
| Swiss German | Schweizertysk |
| Swiss Guard | Schweizergarden |
| Swiss International Air Lines | Swiss International Airlines |
| Swiss Pine | Cembra-Fyr |
| Swiss roll | roulade |
| Swiss-born | Schweiz |
| Swisttal | Swisttal |
| switchblade | springkniv |
| Switzerland | Schweiz |
| sword | sværd |
| Sword and sorcery | Heroic fantasy |
| Sword Beach | Sword Beach |
| Sword fighting | Fægtning |
| sword of Damocles | damoklessværd |
| swordfish | sværdfisk |
| swordtail | sværddrager |
| SWOT analysis | SWOT-analyse |
| Swung note | Swing |
| Syagrius | Syagrius |
| Syangja District | Syangja District |
| Syberia | Sibirien |
| Sybil | Sibylle |
| Sybill Trelawney | Sibyll Trelawney |
| sycamore maple | ahorn |
| sycophant | spytslikker |
| sycophantic | slesk |
| Sycorax | Sycorax |
| Syd Barrett | Syd Barrett |
| Sydals | Sydals Kommune |
| Sydfalster | Sydfalster Kommune |
| Sydlangeland municipality | Sydlangeland Kommune |
| Sydney | Sydney |
| Sydney Opera House | Sydney Opera House |
| Sydney Pollack | Sydney Pollack |
| Sydney Swans | Sydney Swans |
| Sydthy municipality | Sydthy Kommune |
| Sykkylven | Sykkylven |
| Syldavia | Syldavien |
| syllable | stavelse |
| Syllable rime | Rim |
| Syllable weight | Cirkelbue |
| syllogism | syllogisme |
| Sylvain Wiltord | Sylvain Wiltord |
| Sylvester | Nytårsaften |
| Sylvester Shyster | Ulven |
| Sylvester Stallone | Sylvester Stallone |
| Sylvia | Silvia af Sverige |
| Sylvia Plath | Sylvia Plath |
| Sylwester Szmyd | Sylwester Szmyd |
| symbiosis | symbiose |
| symbol | symbol |
