/ Thesaurus / S Synonyms of superbug Find synonyms for: Noun1. superbug, bacteria, bacteriumusage: a strain of bacteria that is resistant to all antibiotics2. superbug, Bemisia tabaci, poinsettia strain, sweet-potato whiteflyusage: a strain of pest accidentally imported into Florida from the Middle East then spread to California where it is a very serious pest feeding on almost all vegetable crops and poinsettiasWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language