Yrða

rít

nafnorðkvenkyn
f., pl. rítr, qs. vrít, [from ríta, from the ‘written’ or carved ring on old shields]:—a shield, but obsolete and only used in poetry, Korm., Edda (in a verse), passim; himins rít = heavens disk, i. e. the sun, Lex. Poët.