| 1941. | understanden | [ʊndɐ'standən] (understent, understuud, understanden) (verstehen) to understand See also: standen =OE understandan |
| 1942. | undervuun | [ʊndɐ'vuːn] (underviehþ, underving, undervinge, undervangen) (aufnehmen) to receive, to accommodate, to take in, to admit, to adopt See also: vuun =OE underfón |
| 1943. | undoyr | ['ʊndɔʏɐ] (billig) cheap, inexpensive =OE undéore |
| 1944. | Unðöw | ['ʊnðøː] (Unðöwes) (Unart, Laster) bad habit, rude habit, evil practice, vice, fault =OE unþéaw |
| 1945. | Unjelimp | ['ʊnjəlɪmp] (Unjelimpes, Unjelimp) (Unfall) accident =OE ungelimp |
| 1946. | unjeläred | ['ʊnjəlɛːʁət] (ungelehrt) unlearned =OE ungelǽred |
| 1947. | unjeraim | ['ʊnjəʁaɪm] (unzählig) innumerable, numberless, incalculable, immense =OE ungerím |
| 1948. | unjesöwenliçh | ['ʊnjəzøːwənlɪtʃ] (unsichtbar) invisible =OE ungesewenlíc |
| 1949. | unjewitti | [ˈʊnjəwɪti] (unjewittijes) (verrückt) mad, insane, foolish, senseless, crazy, irrational, not having reason =OE ungewittig |
| 1950. | unkauð | ['ʊnkaʊθ] (unbekannt) unknown, strange, uncertain, unfamiliar, unidentified =OE uncúþ |
| 1951. | unklään | ['ʊnklɛːn] (unsauber) unclean =OE unclǽne |
| 1952. | Unmaines | ['ʊnmaɪnəs] (Unmainesse) (Unfähigkeit) incompetence, inability =OE unmægnes |
| 1953. | unniem | [ˈʊnniːm] (immun) immune =Reconstructed OE *unnéme (PGmc *nēmiz) by Fryyu/Freaðowald, calque IS ónæmur |
| 1954. | Unnieme | [ˈʊnniːmə] (Unnieme) (Immunität) immunity (quality of being resistant to infection) =unniem + -e, calque IS ónæmi |
| 1955. | Unniemechyrve | [ˈʊnniːmətʃʏɐve] (Unniemechyrves) (Immunsystem) immune system =Unnieme + Chyrve, calque IS ónæmiskerfi |
| 1956. | Unniemekoyð | [ˈʊnniːməkɔʏθ] (Unniemekoyðe) (Immunologie) immunology =Unnieme + -koyð, calque IS ónæmisfræði |
| 1957. | Unricht | ['ʊnʁɪçt] (Unrichtes) (Unrecht) wrong, injustice =OE unriht |
| 1958. | unricht | ['ʊnʁɪçt] (unrecht) wrong, unjust =OE unriht |
| 1959. | unrichtwais | ['ʊnʁɪçtwaɪs] (ungerecht) unrighteous, unjust =OE unrihtwís |
| 1960. | Unsenn | ['ʊnzɛn] (Unsennes) (Unsinn) nonsense, rubbish =un- + Senn (reconstructed OE *senn), calque DE Unsinn |
