| duell | duel |
| Duell bland bergen | Night Passage |
| duellant | duellist |
| Duellen i Cheyenne | The Cheyenne Social Club |
| duellering | duelling |
| Duero | Douro |
| duett | duet |
| Duff | Duff Beer |
| Duff McKagan | Duff McKagan |
| duffel | duffle coat |
| Dufourspitze | Dufourspitze |
| duga | serve |
| dugg | damn |
| dugga | test |
| duggande | drizzly |
| Duggingen | Duggingen |
| duggregn | drizzle |
| duggregna | drizzle |
| Dugi otok | Dugi Otok |
| duglig | competent |
| duglighet | appropriateness |
| dugligt | capably |
| Dugonger | Dugong |
| Duillier | Duillier |
| Duisburg | Duisburg |
| Dujail | Dujail |
| duk | cloth |
| duka | set |
| duka under | succumb |
| dukat | ducat |
| Duke | Duke |
| Duke Ellington | Duke Ellington |
| Duke Nukem | Duke Nukem |
| Duke of Hamilton | Duke of Hamilton |
| Duke of York-öarna | Duke of York Islands |
| Duke University | Duke University |
| Duklja | Duklja |
| duktig | competent |
| duktigt | ably |
| duktil | ductile |
| Dulles International Airport | Washington Dulles International Airport |
| dum | fatuous |
| dum blondin | dumb blonde |
| dum som en gås | thick as a brick |
| Dum-Dum | Dum Dum |
| duma | duma |
| Dumaguete City | Dumaguete City |
| dumbom | dope |
