| species | art |
| Species of trout | Fjällröding |
| specific | speciell |
| Specific density | Densitet |
| specific gravity | specifik vikt |
| specific name | artnamn |
| specifically | tydligt |
| specification | specifikation |
| Specification and Description Language | Specification and Description Language |
| specifications | specifikationer |
| specifics | detaljer |
| specified | fastställd |
| specify | bestämma |
| specifying | specifierande |
| specimen | prov |
| specious | skenbar |
| speciousness | skenbarhet |
| speck | fläck |
| speckle | stänk |
| speckled | fläckig |
| specs | glasögon |
| spectacle | skådespel |
| spectacled | glasögonprydd |
| spectacled cobra | glasögonorm |
| Spectacled Eider | Glasögonejder |
| Spectacled Porpoise | Glasögontumlare |
| spectacles | glasögon |
| spectacular | spektakulär |
| spectacular show | utstyrselstycke |
| spectator | åskådare |
| specter | mardröm |
| spectral | spöklik |
| Spectral Bat | Vampyr |
| Spectral efficiency | Spektrumeffektivitet |
| Spectral theorem | Spektralsatsen |
| Spectral types | Spektraltyp |
| spectre | mardröm |
| spectrograph | spektrograf |
| spectroscope | spektroskop |
| spectroscopy | spektroskopi |
| spectrum | spektrum |
| Specula | Spegel |
| Speculaas | Spekulatius |
| speculate | spekulera |
| speculation | spekulation |
| speculative | spekulativ |
| Speculative fiction | Fantastisk litteratur |
| speculator | spekulant |
| speech | tal |
| Speech and language pathology | Logoped |
| speech bubble | pratbubbla |
| speech defect | talfel |
| Speech pattern recognition | Taligenkänning |
| speech therapy | talterapi |
| speech-day | skolavslutning |
| speeches | tal |
| speechify | hålla tal |
| speechless | mållös |
| speed | köra för fort |
| speed away | köra snabbt iväg |
| speed bump | vägbula |
| speed camera | fartkamera |
| Speed Grapher | Speed Grapher |
| speed limit | hastighetsbegränsning |
| Speed metal | Speed metal |
| speed of light | ljusets hastighet |
| speed of sound | ljudhastighet |
| Speed reading | Snabbläsning |
| speed skating | skridsko |
| Speed skiing | Speedskiing |
| speed up | driva på |
| speed-settings | hastighets-inställningar |
| Speedball | Speedball |
| speedboat | snabb motorbåt |
| speeder | fartdåre |
| speeding | fortkörning |
| Speeding-up | Acceleration |
| speedometer | hastighetsmätare |
| speeds | farten |
| speedster | fartdåre |
| speedway | motorväg |
| speedwell | teveronika |
| speedy | rask |
| Speedy Gonzales | Speedy Gonzales |
