/ Thesaurus / H Synonyms of hydrochoerus Find synonyms for: Noun1. Hydrochoerus, genus Hydrochoerus, mammal genususage: a genus of HydrochoeridaeWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language