| dávkadoseNoun | Noun |
| dceradaughterNoun | Noun |
| debilasshole; idiotNoun | Noun |
| decilitrdeciliter, deciNoun | Noun |
| dědagrandpa, grandfatherNoun | Noun |
| dědečekgrandfather, grandpaNoun | Noun |
| dechovkabrass band musicNoun | Noun |
| dechovýbrass; windAdjective | Adjective |
| dějepishistoryNoun | Noun |
| dekadecagramNoun | Noun |
| dekagramdecagramNoun | Noun |
| dekodecagramNoun | Noun |
| dekoracedecorationNoun | Noun |
| děkovatthankVerb | Verb |
| dělatdo; makeVerb | Verb |
| dělat sido or make for oneselfVerb | Verb |
| délkalengthNoun | Noun |
| dělnicefemale workerNoun | Noun |
| dělníkworkerNoun | Noun |
| demokraciedemocracyNoun | Noun |
| demokratickýdemocraticAdjective | Adjective |
| demonstrantprotesterNoun | Noun |
| dendayNoun | Noun |
| deníkjournal; diaryNoun | Noun |
| dennědailyAdverb | Adverb |
| dennídailyAdjective | Adjective |
| depresedepressionNoun | Noun |
| desátýtenthNumber | Number |
| desettenNumber | Number |
| despotickydespoticallyAdverb | Adverb |
| déšťrainNoun | Noun |
| deštníkumbrellaNoun | Noun |
| detektivdetectiveNoun | Noun |
| detektivkadetective story; thrillerNoun | Noun |
| dětskýchildren's; child-relatedAdjective | Adjective |
| dětstvíchildhoodNoun | Noun |
| devadesátninetyNumber | Number |
| devatenáctnineteenNumber | Number |
| devatenáctýnineteenthNumber | Number |
| dévédéčkoDVD discNoun | Noun |
| devětnineNumber | Number |
| dezertdessertNoun | Noun |
| diabetesdiabetesNoun | Noun |
| diabetičkawoman with diabetesNoun | Noun |
| diabetikman with diabetesNoun | Noun |
| dialektdialectNoun | Noun |
| dialogdialogueNoun | Noun |
| diářplanner; diaryNoun | Noun |
| dietadietNoun | Noun |
| dietnídietary; dietAdjective | Adjective |
| díkthanksNoun | Noun |
| dík(y)thanksInterjection | Interjection |
| diktovatdictateVerb | Verb |
| díkythanksInterjection | Interjection |
| dílpartNoun | Noun |
| dílowork; work of artNoun | Noun |
| diplomdiplomaNoun | Noun |
| disidentdissidentNoun | Noun |
| diskdisc; diskNoun | Noun |
| diskotékadisco; dance clubNoun | Noun |
| diskrétnídiscreet; privateAdjective | Adjective |
| diskusnídiscussion; discussion-relatedAdjective | Adjective |
| diskžokejDJ; disc jockeyNoun | Noun |
| dít seto happenVerb | Verb |
| dítěchildNoun | Noun |
| divadelnítheatre; theatricalAdjective | Adjective |
| divadlotheatreNoun | Noun |
| divákviewer; spectatorNoun | Noun |
| dívat selook; watchVerb | Verb |
| dívkagirlNoun | Noun |
| divnýodd; strangeAdjective | Adjective |
| dlouhofor a long timeAdverb | Adverb |
| dlouhodobýlong-termAdjective | Adjective |
| dlouhýlongAdjective | Adjective |
| dnestodayAdverb | Adverb |
| dneskatodayAdverb | Adverb |
| dnešnítoday'sAdjective | Adjective |
| doto, into, untilPreposition | Preposition |
| dobatime; periodNoun | Noun |
| dobírkacash on deliveryNoun | Noun |
| dobrodružstvíadventureNoun | Noun |
| dobrovolnývoluntaryAdjective | Adjective |
| dobrýgoodAdjective | Adjective |
| dobřewellAdverb | Adverb |
| docelafairly, prettyAdverb | Adverb |
| docentassociate professorNoun | Noun |
| docentkafemale associate professorNoun | Noun |
| dodatadd; deliverVerb | Verb |
| dodělatfinish; completeVerb | Verb |
| dodržovatobserve; comply withVerb | Verb |
| dohodaagreementNoun | Noun |
| dohromadytogetherAdverb | Adverb |
| dojemimpressionNoun | Noun |
| dokázatmanage; proveVerb | Verb |
| dokdyuntil whenAdverb | Adverb |
| dokladdocument; IDNoun | Noun |
| dokonceevenAdverb | Adverb |
| dokončitfinish; completeVerb | Verb |
| doktordoctorNoun | Noun |
| doktorkafemale doctorNoun | Noun |