| uninspiring | torftig |
| uninstall | avinstallera |
| uninstalling | avinstallerande |
| unintelligible | obegriplig |
| unintentional | oavsiktlig |
| unintentionally | omedvetet |
| uninterested | likgiltig |
| uninterestedly | apatiskt |
| uninteresting | torftig |
| uninterrupted | kontinuerlig |
| uninterruptedly | kontinuerligt |
| Uninterruptible power supply | Avbrottsfri kraftförsörjning |
| unintrested | ointresserad |
| unintresting | ointressant |
| union | förbund |
| Union badge of Norway and Sweden | Sillsallaten |
| Union between Sweden and Norway | Svensk-norska unionen |
| Union County | Union County |
| Union Cycliste Internationale | UCI |
| Union Démocratique Bretonne | Union démocratique bretonne |
| Union Flag | Union Jack |
| Union for a Popular Movement | Folkrörelseunionen |
| Union for Democracy and Social Progress | Unionen för demokrati och social utveckling |
| Union for Europe of the Nations | Unionen för nationernas Europa |
| Union for French Democracy | Unionen för fransk demokrati |
| Union Island | Union |
| Union Jack | Union Jack |
| Union Nationale | Nationella Unionen |
| Union Nationale des Étudiants de France | Union nationale des étudiants de France |
| Union of Congolese Patriots | Unionen av Kongolesiska Patrioter |
| Union of Reform Forces | Reformkrafternas förbund |
| Union of Salvation | Räddningsunionen |
| Union of Soviet Socialist Republics | USSR |
| Union of the Comoros | Comorerna |
| Union Pacific Railroad | Union Pacific Railroad |
| Union Party | Sambandsflokkurin |
| Union Territory | Unionsterritorium |
| Unionidae | Målarmusslor |
| Unionism in Ireland | Unionism |
| unionize | ansluta sig till en fackförening |
| unique | ovanlig |
