/ Thesaurus / F Synonyms of family cryptobranchidae Find synonyms for: Noun1. Cryptobranchidae, family Cryptobranchidae, amphibian familyusage: large aquatic salamanders: hellbenders; giant salamandersWordNet 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