Þyrnen

According to the Old English Dictionary:

þyrnen

adj. Of thorns :-- Hé hæfde fiþru swylce þyrnen besma, Shrn. 120, 28. Hí mid þyrnenum helme his heáfod beféngon, Homl. Th. ii. 252, 26. Þyrnenne helm (ðyrnenne bég, Lind., Rush.) spineam coronam, Mk. Skt. 5, 17: Jn. Skt. 19, 5. Þyrnenne cynehelm (sigbég of ðornum, Lind., Rush.) coronant de spinis, 2. Ðyrnenne beág, Past. 36; Swt. 261, 14. Þyrnenne, Exon. Th. 69, 27; Cri. 1127. Ðone ðyrnenan helm, Homl. Th. ii. 254, 10. Þyrnenan, Wulfst. 124, 5. [O. Frs. thornen: O. H. Ger. durnín spineus.] þyrnen