/ Thesaurus / U Synonyms of unsent Find synonyms for: Adjective1. unsent (vs. sent)usage: not dispatched or transmitted; "the letter remained unwritten and unsent"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: grimace Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language