/ Thesaurus / U Synonyms of ull Find synonyms for: Noun1. Ull, Ullr, Norse deityusage: (Norse mythology) one of the Aesir known for his beauty and skill with bow and skis; son of Sif and stepson of ThorWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language