| sviněswineNoun | Noun |
| svišťmarmotNoun | Noun |
| svítitshineVerb | Verb |
| svléknout setake off one's clothes; undressVerb | Verb |
| svobodafreedomNoun | Noun |
| svobodnýsingle; freeAdjective | Adjective |
| svůjone's ownPronoun | Pronoun |
| symbolsymbolNoun | Noun |
| symbolizovatsymbolizeVerb | Verb |
| symfoniesymphonyNoun | Noun |
| sympatickýlikeableAdjective | Adjective |
| synsonNoun | Noun |
| synagogasynagogueNoun | Noun |
| synovecnephewNoun | Noun |
| sypatpour, sprinkleVerb | Verb |
| sýrcheeseNoun | Noun |
| sýrovýcheese; cheesyAdjective | Adjective |
| systematickýsystematicAdjective | Adjective |
| šachychessNoun | Noun |
| šálascarfNoun | Noun |
| šálekcupNoun | Noun |
| šalinatramNoun | Noun |
| šampaňskéchampagneNoun | Noun |
| šamponshampooNoun | Noun |
| šátekscarf, kerchiefNoun | Noun |
| šatnacloakroom, changing roomNoun | Noun |
| šatydressNoun | Noun |
| šedesátsixtyNumber | Number |
| šedivýgrayAdjective | Adjective |
| šedýgrayAdjective | Adjective |
| šéfbossNoun | Noun |
| šéfkabossNoun | Noun |
| šestsixNumber | Number |
| šestinedělípostpartum periodNoun | Noun |
| šestnáctsixteenNumber | Number |
| šikovnýhandyAdjective | Adjective |
| širokýwideAdjective | Adjective |
| šířkawidthNoun | Noun |
| šítsewVerb | Verb |
| škodapity, shameNoun | Noun |
| školaschoolNoun | Noun |
| školenítrainingNoun | Noun |
| školkapreschoolNoun | Noun |
| školníschoolAdjective | Adjective |
| školniceschool caretaker (female)Noun | Noun |
| školníkschool caretakerNoun | Noun |
| šlehačkawhipped creamNoun | Noun |
| šokovatshockVerb | Verb |
| šortkyshortsNoun | Noun |
| špagetyspaghettiNoun | Noun |
| ŠpanělšpanělSpaniardNoun | Noun |
| ŠpanělkašpanělkaSpaniardNoun | Noun |
| ŠpanělskošpanělskoSpainNoun | Noun |
| španělskyin SpanishAdverb | Adverb |
| španělštinaSpanish (language)Noun | Noun |
| špatněbadly, wrongly, not wellAdverb | Adverb |
| špatnýbadAdjective | Adjective |
| špenátspinachNoun | Noun |
| šperkjewelNoun | Noun |
| špínadirtNoun | Noun |
| špinavýdirtyAdjective | Adjective |
| šťastnýhappyAdjective | Adjective |
| štědrýgenerousAdjective | Adjective |
| štěkatbarkVerb | Verb |
| štěstígood luck; happinessNoun | Noun |
| štíhlýslimAdjective | Adjective |
| štvátannoy, drive madVerb | Verb |
| ŠumavašumavaBohemian ForestNoun | Noun |
| šunkahamNoun | Noun |
| šuphere we goInterjection | Interjection |
| šustitrustleVerb | Verb |
| švadlenaseamstressNoun | Noun |
| švagrbrother-in-lawNoun | Noun |
| švagrovásister-in-lawNoun | Noun |
| švecshoe makerNoun | Noun |
| ŠvédšvédSwedeNoun | Noun |
| ŠvédkašvédkaSwedeNoun | Noun |
| ŠvédskošvédskoSwedenNoun | Noun |
| švédskyin SwedishAdverb | Adverb |
| švédštinaSwedish (language)Noun | Noun |
| švestkaplumNoun | Noun |
| ŠvýcaršvýcarSwiss personNoun | Noun |
| ŠvýcarkašvýcarkaSwiss personNoun | Noun |
| ŠvýcarskošvýcarskoSwitzerlandNoun | Noun |
| tablettablet deviceNoun | Noun |
| tabletatablet, pillNoun | Noun |
| táborcampNoun | Noun |
| tabuleboardNoun | Noun |
| tadyhereAdverb | Adverb |
| tajemstvísecretNoun | Noun |
| tajněsecretlyAdverb | Adverb |
| tajuplnýmysteriousAdjective | Adjective |
| taksoAdverb | Adverb |
| takéalsoParticle | Particle |
| takhlethis wayAdverb | Adverb |
| takovýsuchPronoun | Pronoun |
| taktikatacticsNoun | Noun |
| takytoo, alsoParticle | Particle |
| takzvanýso-calledAdjective | Adjective |
| takžesoConjunction | Conjunction |