| dubious | weifelend |
| dubiousness | onzekerheid |
| Dublin | Dublin |
| Dublin Area Rapid Transit | Dublin Area Rapid Transit |
| Dublin Castle | Dublin Castle |
| Dublin Core | Dublin Core |
| Dubliners | Dubliners |
| Dubna | Doebna |
| Dubna River | Doebna |
| Dubnica nad Váhom | Dubnica nad Váhom |
| dubnium | dubnium |
| Dubois | Du Bois |
| Duborg-Skolen | Duborg-skolen |
| Dubovce | Dubovce |
| Dubravka Ugrešić | Dubravka Ugrešić |
| Dubrovnik | Dubrovnik |
| Dubrovnik Airline | Dubrovnik Airlines |
| Dubrovnik-Neretva County | Dubrovnik-Neretva |
| dubstep | dubstep |
| Dubuque | Dubuque |
| Duc Duc | Duc Duc |
| ducal | hertogelijk |
| ducat | dukaat |
| Ducati Motor Holding | Ducati |
| Duccio | Duccio di Buoninsegna |
| Duchenne muscular dystrophy | Ziekte van Duchenne |
| Ducherow | Ducherow |
| duchess | hertogin |
| Duchess Anna Amalia of Brunswick-Wolfenbüttel | Anna Amalia van Brunswijk |
| Duchess Maria Dorothea of Württemberg | Maria Dorothea van Württemberg |
| Duchess Mathilde Ludovika in Bavaria | Mathilde in Beieren |
| Duchess Sophie Charlotte Augustine in Bavaria | Sophie in Beieren |
| Duchess Sophie Charlotte in Bavaria | Sophie in Beieren |
| duchy | hertogdom |
| Duchy of Amalfi | Republiek Amalfi |
| Duchy of Brabant | Hertogdom Brabant |
| Duchy of Bremen | Hertogdom Bremen |
| Duchy of Brunswick | Brunswijk |
| Duchy of Burgundy | Hertogdom Bourgondië |
| Duchy of Cantabria | Hertogdom Cantabrië |
| Duchy of Carinthia | Karinthië |
| Duchy of Cleves | Hertogdom Kleef |
| Duchy of Jülich | Gulik |
| Duchy of Limburg | Hertogdom Limburg |
| Duchy of Lorraine | Hertogdom Lotharingen |
| Duchy of Lucca | Hertogdom Lucca |
| Duchy of Mantua | Lijst van heersers van Mantua |
| Duchy of Milan | Hertogdom Milaan |
| Duchy of Modena and Reggio | Hertogdom Modena en Reggio |
| Duchy of Nassau | Nassau |
| Duchy of Normandy | Normandië |
| Duchy of Parma | Hertogdom Parma en Piacenza |
| Duchy of Saxe-Lauenburg | Lauenburg |
| Duchy of Saxony | Hertogdom Saksen |
| Duchy of Styria | Stiermarken |
| Duchy of Warsaw | Hertogdom Warschau |
| Duchy of Westphalia | Hertogdom Westfalen |
| Ducie Island | Ducie |
| duck | eend |
| Duck family | McDuck |
| duck out | zich onttrekken aan |
| duck test | eendentest |
| duck-billed platypus | vogelbekdier |
| duckbill | vogelbekdier |
