On-þræc

According to the Old English Dictionary:

(-þrǽce?);

on-þræc

adj. Horrible, dreadful :-- Iulianus mid anþræcum hreáme forswealt, Homl. Th. i. 452, 16. Mid unásecgendlícum wítum áfyllede and mid anþræcum stencum, 68, 6. Ðá cwæþ ðæt wíf betwux ðám anþræcum wítum, Homl. Skt. i. 12, 191. on-þræc