/ Thesaurus / S Synonyms of swosh Find synonyms for: Verb1. lap, swish, swosh, swoosh, sound, gousage: move with or cause to move with a whistling or hissing sound; "The bubbles swoshed around in the glass"; "The curtain swooshed open"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language