Un-leoþuwác

According to the Old English Dictionary:

un-leoþuwác

adj. Inflexible, intractable, implacable :-- Unlioþuwác (-lidouuác, -liuduuác) intractabilis, Txts. 69, 1079. Unliþewác (in-, MS.) Wrt. Voc. ii. 48, 72. Ðá wæs mín hláford in micle hátheortnysse, and hé wæs swíðe unlioðewác geworden wið mé, and hé gebrægd his swurd and wolde mé ofsleán, Shrn. 39, 14. [O. H. Ger. un-lidoweih invulsus, inplicabilis, implacabilis.] un-leoþuwac