/ Thesaurus / T Synonyms of threadlike Find synonyms for: Adjective1. filamentous, filiform, filamentlike, threadlike, thready, thin (vs. thick)usage: thin in diameter; resembling a threadWordNet 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