| stavbaconstruction, buildingNoun | Noun |
| stavětto buildVerb | Verb |
| stážinternshipNoun | Noun |
| stážistainternNoun | Noun |
| stážistkafemale internNoun | Noun |
| stěhovákmoverNoun | Noun |
| stěhovánímoving; moveNoun | Noun |
| stěhovatto move, to relocateVerb | Verb |
| stejksteakNoun | Noun |
| stejněanyway, as well, sameAdverb | Adverb |
| stejnojmennýof the same nameAdjective | Adjective |
| stejnýsameAdjective | Adjective |
| stěnawallNoun | Noun |
| stěžovat sicomplainVerb | Verb |
| stíhatcatch, manageVerb | Verb |
| stihnoutcatch, manageVerb | Verb |
| stisknoutto pressVerb | Verb |
| stohundredNumber | Number |
| stočnésewage chargeNoun | Noun |
| stoleksmall tableNoun | Noun |
| stoletícenturyNoun | Noun |
| stolicestoolNoun | Noun |
| stoličkasmall stoolNoun | Noun |
| stoupatto rise; go upVerb | Verb |
| stoupnoutto rise; go upVerb | Verb |
| stovkahundredNoun | Noun |
| strachfearNoun | Noun |
| stranapolitical party; sideNoun | Noun |
| stránkapage, siteNoun | Noun |
| strašlivýdreadful; terribleAdjective | Adjective |
| strašněterribly, veryAdverb | Adverb |
| strašnýterrible; awfulAdjective | Adjective |
| stravovánímeals; catering; food serviceNoun | Noun |
| stravovat seto eat; dineVerb | Verb |
| strejdauncleNoun | Noun |
| strojekdevice, little machineNoun | Noun |
| stromtreeNoun | Noun |
| stromečeklittle treeNoun | Noun |
| stropceilingNoun | Noun |
| strýcuncleNoun | Noun |
| středcenter, middleNoun | Noun |
| středaWednesdayNoun | Noun |
| středečníWednesday; Wednesday-relatedAdjective | Adjective |
| střednímedium; middleAdjective | Adjective |
| střední (postava)medium buildAdjective | Adjective |
| středoevropskýCentral EuropeanAdjective | Adjective |
| středoškolskýsecondary-school; high-schoolAdjective | Adjective |
| středověkýmedievalAdjective | Adjective |
| stříbrnýsilverAdjective | Adjective |
| stříbrosilverNoun | Noun |
| střídavěalternatelyAdverb | Adverb |
| střihcut, styleNoun | Noun |
| stříhatcutVerb | Verb |
| studentstudentNoun | Noun |
| studentkafemale studentNoun | Noun |
| studenýcoldAdjective | Adjective |
| studiostudioNoun | Noun |
| studiumstudy, studiesNoun | Noun |
| studovatstudyVerb | Verb |
| studovnastudy roomNoun | Noun |
| stůltableNoun | Noun |
| stupeňdegree, levelNoun | Noun |
| stupidnístupidAdjective | Adjective |
| stýhundredthNumber | Number |
| stylstyleNoun | Noun |
| stylovýstylishAdjective | Adjective |
| sudkeg, barrelNoun | Noun |
| sudokusudokuNoun | Noun |
| suezskýSuez; Suez-relatedAdjective | Adjective |
| suchodroughtNoun | Noun |
| suchozemskýterrestrial; land-basedAdjective | Adjective |
| suchýdryAdjective | Adjective |
| sukněskirtNoun | Noun |
| sůlsaltNoun | Noun |
| sundattake offVerb | Verb |
| supersuperAdverb | Adverb |
| superlativsuperlativeNoun | Noun |
| superlegalizacesuperlegalisationNoun | Noun |
| supermarketsupermarketNoun | Noun |
| superstarsuperstarNoun | Noun |
| surfovánísurfingNoun | Noun |
| sušičkadryerNoun | Noun |
| sušitdryVerb | Verb |
| suvenýrsouvenirNoun | Noun |
| svačinasnackNoun | Noun |
| svačithave a snackVerb | Verb |
| svatbaweddingNoun | Noun |
| svátekholiday, name dayNoun | Noun |
| svatýholy; sacredAdjective | Adjective |
| svědekwitnessNoun | Noun |
| svědkyněfemale witnessNoun | Noun |
| světworldNoun | Noun |
| světadílcontinentNoun | Noun |
| světlelightly; in a light colorAdverb | Adverb |
| světlemodrýlight blueAdjective | Adjective |
| světlolight; light; lamp; headlight; car lightNoun | Noun |
| světlýlight; brightAdjective | Adjective |
| světovýglobalAdjective | Adjective |
| svetrsweaterNoun | Noun |
| svíčkovásirloin beef dishNoun | Noun |