Un-dǽd

According to the Old English Dictionary:

e;

un-dǽd

f. An ill deed, evil action, a crime, misdeed :-- On yfelan geðance and on undǽde, Wulfst. 165, 5. Ðá Helmstán ða undǽde gedyde ðæt hé Æðerédes belt forstæl when Helmstan committed the crime of stealing Æthered's belt, Chart. Th. 169, 19, 28. Yflo uerco l undédo mala opera, Jn. Skt. Lind. 3, 19. Scyldig and mánful mid undǽdum eall gesýmed sceleratis impius actis, Dóm. L. 58. Man deófol georne forbúge and his undǽda ealle oferhogie, Wulfst. 68, 12. [O. H. Ger. un-tát delictum, macula, fagitiosum: Ger. un-that.] un-dæd