/ Thesaurus / R Synonyms of redbelly Find synonyms for: Noun1. red-bellied terrapin, red-bellied turtle, redbelly, Pseudemys rubriventris, turtleusage: freshwater turtle of Chesapeake Bay tributaries having red markings on the lower shellWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language