/ Thesaurus / D Synonyms of draw rein Find synonyms for: Verb1. harness, rein in, draw rein, rein, control, commandusage: control and direct with or as if by reins; "rein a horse"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language