/ Thesaurus / B Synonyms of bearing rein Find synonyms for: Noun1. bearing rein, checkrein, reinusage: a rein designed to keep the horse's head in the desired positionWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: intrepid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language