| říjenOctoberNoun | Noun |
| řízeksteak; schnitzelNoun | Noun |
| sádraplaster castNoun | Noun |
| safarisafariNoun | Noun |
| sakojacketNoun | Noun |
| sálhallNoun | Noun |
| salámsalamiNoun | Noun |
| salátsaladNoun | Noun |
| samostatnostautonomy; independenceNoun | Noun |
| sanitkaambulanceNoun | Noun |
| sborchoirNoun | Noun |
| scénáristascreenwriterNoun | Noun |
| scénářscreenplayNoun | Noun |
| sci-fiscience fictionNoun | Noun |
| sebevědomíself-confidence; self-esteemNoun | Noun |
| sebevraždasuicideNoun | Noun |
| secondhandsecondhand shopNoun | Noun |
| sedačkasofaNoun | Noun |
| sedadloseatNoun | Noun |
| sekretářkasecretaryNoun | Noun |
| sekundasecondNoun | Noun |
| selfieselfieNoun | Noun |
| semafortraffic lightNoun | Noun |
| seminářseminarNoun | Noun |
| sendreamNoun | Noun |
| SenátsenátSenateNoun | Noun |
| senátorsenatorNoun | Noun |
| senátorkafemale senatorNoun | Noun |
| seniorseniorNoun | Noun |
| seniorkafemale seniorNoun | Noun |
| seriálseriesNoun | Noun |
| serverserverNoun | Noun |
| servírkawaitressNoun | Noun |
| servisserviceNoun | Noun |
| sestrasister; nurseNoun | Noun |
| sestřenicefemale cousinNoun | Noun |
| sestřičkanurseNoun | Noun |
| sešitnotebookNoun | Noun |
| setkánímeetingNoun | Noun |
| severnorthNoun | Noun |
| sexsexNoun | Noun |
| seznamlistNoun | Noun |
| seznámenífirst meeting; introductionNoun | Noun |
| schodstepNoun | Noun |
| schodištěstaircaseNoun | Noun |
| schopnostabilityNoun | Noun |
| schránkaclipboardNoun | Noun |
| schůzemeetingNoun | Noun |
| schůzkameeting; appointmentNoun | Noun |
| sídlištěhousing estateNoun | Noun |
| sídloregistered office; seatNoun | Noun |
| silniceroadNoun | Noun |
| SilvestrsilvestrNew Year's EveNoun | Noun |
| sirupsyrupNoun | Noun |
| síťnetworkNoun | Noun |
| situacesituationNoun | Noun |
| skálarockNoun | Noun |
| skandálscandalNoun | Noun |
| skladatelcomposerNoun | Noun |
| skleniceglassNoun | Noun |
| skleničkasmall glassNoun | Noun |
| sklepcellarNoun | Noun |
| sklípekwine cellarNoun | Noun |
| skloglassNoun | Noun |
| skříňwardrobeNoun | Noun |
| skřivanskylarkNoun | Noun |
| skřiváneksmall skylarkNoun | Noun |
| skupinagroup, bandNoun | Noun |
| skutečnostfact; realityNoun | Noun |
| skypeSkypeNoun | Noun |
| skypovánískypingNoun | Noun |
| sládekbrewerNoun | Noun |
| slaninabaconNoun | Noun |
| slečnaMiss, young womanNoun | Noun |
| slepicehenNoun | Noun |
| slevadiscountNoun | Noun |
| SlezskoslezskoSilesiaNoun | Noun |
| slonelephantNoun | Noun |
| sloupcolumn, poleNoun | Noun |
| SlovákslovákSlovak manNoun | Noun |
| SlovenkaslovenkaSlovak womanNoun | Noun |
| SlovenskoslovenskoSlovakiaNoun | Noun |
| slovenštinaSlovak languageNoun | Noun |
| slovesoverbNoun | Noun |
| slovíčkolittle wordNoun | Noun |
| slovníkdictionaryNoun | Noun |
| slovowordNoun | Noun |
| složenkapayment slipNoun | Noun |
| sluchhearingNoun | Noun |
| sluchátkoearpiece, handsetNoun | Noun |
| sluncesunNoun | Noun |
| službaserviceNoun | Noun |
| službyservicesNoun | Noun |
| smartphonesmartphoneNoun | Noun |
| směnashiftNoun | Noun |
| směnárnaexchange officeNoun | Noun |
| směrdirectionNoun | Noun |
| smetanacreamNoun | Noun |
| smlouvacontractNoun | Noun |
| smrtdeathNoun | Noun |