ÞearfBosworth & Toller Anglo-Saxon Old English Dictionary - þearfAccording to the Old English Dictionary:þearfadj. Necessary :-- Þá wæs him án hors þearf, ꝥ man him funde, Gr. D. 183, 2 (Related words: þearf; II 2). v. níd-, un-þearf. þearf