TOR-
óflokkað
an adverbial prefix to compds, opp. to auð-, q. v.; [this inseparable particle answers to Gr. δυς-, and remains only in O. H. G. zur-; in Ulf. tur- in a single word tur-werjan, Mark xi. 23; it is lost in A. S., Engl., Germ., and in the mod. Scandin. languages; in Icel. it is in full use up to the present day]:—difficult, hard.