/ Thesaurus / S Synonyms of sleeper goby Find synonyms for: Noun1. sleeper, sleeper goby, percoid fish, percoid, percoideanusage: tropical fish that resembles a goby and rests quietly on the bottom in shallow waterWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language