/ Thesaurus / S Synonyms of stiff backed Find synonyms for: Adjective1. stiff-backed, backed (vs. backless)usage: having a stiff back; "the guards stood stiff-backed and unsmiling"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language