Hyrstan
Bosworth & Toller Anglo-Saxon Old English Dictionary - hyrstan
According to the Old English Dictionary:
hrystan;
- hyrstan
- p. te; pp. ed To ornament, decorate, deck :-- Beón hyrst comi, Wrt. Voc. ii. 23, 43. Hyrsted sweord, Beo. Th. 1349; B. 672. Helm hyrsted golde, 4503; B. 2255. Hyrsted gold gold fairly wrought, Cd. 98; Th. 130, 5; Gen. 2155. Hyrstedne hróf hálgum tunglum the [heavenly] canopy adorned with holy stars, 46; Th. 58, 34; Gen. 956. Beorc byþ on helme hyrsted [hrysteð, MS.] fægere the birch at its top is fairly adorned, Runic pm. Kmbl. 342, 32; Rún. 18. [O. H. Ger. hrusten ornare, Grf. ii. 546.]