| spadek | dip |
| spadek wartości dóbr i usług rolnych | agricultural undervaluation |
| Spadkownica Atwooda | Atwood machine |
| spadochron | parachute |
| spadochroniarz | paratrooper |
| spaghetti | spaghetti |
| Spaghetti western | Spaghetti Western |
| Spahis | Sipahi |
| Spahisi | Sipahi |
| Spaichingen | Spaichingen |
| Spalanie | Combustion |
| spalanie gazów na pochodniach | flaring |
| spalarnia przemysłowa | large combustion plant |
| spalarnie odpadów | incinerator |
| spalenie | burn |
| Spalenie na stosie | Execution by burning |
| spaliny | fumes |
| spalić | burn |
| spalić doszczętnie | burn down |
| Spalony | Offside |
| spam | spam |
| Spam blog | Spam blog |
| Spamalot | Spamalot |
| spamer | spammer |
| Spandau | Spandau |
| Spangenberg | Spangenberg |
| Spanglish | Spanglish |
| Spaniel kontynentalny miniaturowy Papillon | Butterfly |
| Spaniel kontynentalny miniaturowy Phalene | Phalène |
| Spaniel pikardyjski | Picardy Spaniel |
| Spaniel tybetański | Tibetan Spaniel |
| Spanish Town | Spanish Town |
| Spar Teneryfa Marichal | CV Tenerife |
| SPARC | SPARC |
| sparceta | sainfoin |
| Sparhawk | Sparhawk |
| Sparta | Sparta |
| Sparta Krč Praga | Sparta Krč |
| Sparta Praga | Sparta Prague |
| Sparta Rotterdam | Sparta Rotterdam |
| Sparta Stadion Het Kasteel | Sparta-Stadion Het Kasteel |
| Spartak Moskwa | FC Spartak Moscow |
| Spartak Nalczyk | PFC Spartak Nalchik |
| Spartak Płowdiw | FC Spartak Plovdiv |
| Spartak Warna | PFC Spartak Varna |
| Spartak Władykaukaz | FC Alania Vladikavkaz |
| Spartakiada | Spartakiad |
| Spartakus | Spartacus |
| spartański | Spartan |
| Spartiata | Spartan |
| Spask Dalni | Spassk-Dalny |
| Spata | Spata |
| Spatzenhausen | Spatzenhausen |
| spawanie | welding |
| Spawanie elektronowe | Electron beam welding |
| Spawanie plazmowe | Plasma arc welding |
| Spawarka elektryczna | Welding power supply |
| spawać | weld |
| spazmatyczny kaszel | spasmodic croup |
| spać | sleep |
| spać jak kamień | sleep like a log |
| spać jak suseł | sleep like a log |
| spaść | fall |
| Spe Salvi | Spe Salvi |
| Spechbach | Spechbach |
| Special Operations Executive | Special Operations Executive |
| Species Plantarum | Species Plantarum |
| Specjacja allopatryczna | Allopatric speciation |
| Specjacja sympatryczna | Sympatric speciation |
| specjalista | pundit |
| Specjalna strefa ekonomiczna | Special Economic Zone |
| specjalnie | especially |
| specjalny | special |
| Specnaz | Spetsnaz |
| specyficzny | specific |
| Spedycja | Freight forwarder |
| spedytor | forwarding agent |
| Speed metal | Speed metal |
| Speedball | Speedball |
| Speedcore | Speedcore |
| SpeedStep | SpeedStep |
| Speightstown | Speightstown |
| Speinshart | Speinshart |
| spektakl | spectacle |
| Spektrofotometria | Spectrophotmetry |
| spektrometria | spectrometry |
| Spektrometria mas | Mass spectrometry |
| Spektroskopia | Spectroscopy |
| Spektroskopia astronomiczna | Astronomical spectroscopy |
| Spektroskopia dielektryczna | Dielectric spectroscopy |
| Spektroskopia fourierowska | Fourier transform spectroscopy |
| Spektroskopia IR | Infrared spectroscopy |
| Spektroskopia NMR | Magnetic resonance imaging |
| Spektroskopia Ramana | Raman spectroscopy |
| Spektroskopia świetlna | Electromagnetic spectroscopy |
| spektroskopowo | spectroscopically |
| spektroskopowy | spectroscopic |
| Spektrum autystyczne | Autistic spectrum |
| spekulant | speculator |
| Speleologia | Speleology |
| Spellforce | Spellforce |
| Spencer Tracy | Spencer Tracy |
| Spencer Tunick | Spencer Tunick |
| sperma | spunk |
| Spermatheca | Spermatheca |
| spermatozoid | spermatozoon |
| spermidyna | spermidine |
| spermina | gerontine |
| Spes | Spes |
| Spessart | Spessart |
| speszyć | bemuse |
| Speuzyp | Speusippus |
| Spey | River Spey |
| spełniać | fulfill |
| SPH | Smoothed particle hydrodynamics |
| Sphenacodon | Sphenacodon |
| Spica | Ear |
| Spice | Spice |
| Spice Girls | Spice Girls |
| spichrz | granary |
| Spider | Spyder |
| Spider-Man | Spider-Man |
| Spider-man Unlimited | Spider-Man Unlimited |
| Spiegelau | Spiegelau |
| Spiegelberg | Spiegelberg |
| Spiekota | Heat |
| Spiel des Jahres | Spiel des Jahres |
| spieprzaj! | fuck you |
| spieprzać | piss off |
| spieprzyć | screw up |
| spierdalaj | get fucked |
| spierdalaj! | fuck you |
| spierdolić | fuck up |
| spierdolony | fucked up |
| Spike Lee | Spike Lee |
| Spiker Izby Reprezentantów USA | Speaker of the United States House of Representatives |
| Spim | Messaging spam |
| spin | spin |
| Spin doctor | Spin |
| spinacz | clip |
| Spinefarm Records | Spinefarm Records |
| spinel | spinel |
| spinka do mankietu | cufflink |
| Spinozaur | Spinosaurus |
| Spintronika | Spintronics |
| Spira | Speyer |
| Spirala Archimedesa | Archimedean spiral |
| Spirala Ulama | Ulam spiral |
| Spirala śmierci | Death spiral |
| Spiralny Minaret | Great Mosque of Samarra |
| Spirantyzacja | Spirantization |
| Spiridon Louis | Spiridon Louis |
| spironolakton | spironolactone |
| Spirulina | Spirulina |
| spirytus | spirit |
| spirytyzm | Spiritism |
| spis | index |
| spis ludności | census survey |
| Spis mediów związanych z Neon Genesis Evangelion | List of Neon Genesis Evangelion media |
| Spis odcinków serii Dragon Ball | List of Japanese Dragon Ball episodes |
| Spis postaci w Neon Genesis Evangelion | List of characters in Neon Genesis Evangelion |
| Spis rozszerzeń nazw plików komputerowych | Alphabetical list of file extensions |
| Spis statystyczny | Census |
| spis subtancji | recording of substances |
| spis treści | table of contents |
| spisek | plot |
