/ Thesaurus / E Synonyms of error prone Find synonyms for: Adjective1. erring, error-prone, fallible (vs. infallible)usage: capable of making an error; "all men are error-prone"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language