Þyrniht

According to the Old English Dictionary:

þyrniht

adj. Thorny, prickly :-- Ðeós wyrt hafaþ leáf ... þyrnyhte, and heó hafaþ sumne sinewealtne crop and þyrnyhtne, Lchdm. i. 282, 14-17. Þynne leáf and ða hwónlíce þyrnihte, 288, 17. [O. H. Ger. dornoht spinosus: Ger. dornicht.] þyrniht