/ Thesaurus / S Synonyms of stopper knot Find synonyms for: Noun1. stopper knot, knotusage: a knot that prevents a rope from passing through a holeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language