/ Thesaurus / N Synonyms of neonatal hyperbilirubinemia Find synonyms for: Noun1. hyperbilirubinemia of the newborn, neonatal hyperbilirubinemia, hyperbilirubinemiausage: a common disorder that is usually due to immaturity of the liver; usually subsides spontaneouslyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language