/ Thesaurus / L Synonyms of long familiar Find synonyms for: Adjective1. long-familiar, well-known(prenominal), familiar (vs. unfamiliar)usage: frequently experienced; known closely or intimately; "a long-familiar face"; "a well-known voice reached her ears"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