/ Thesaurus / S Synonyms of sitta carolinensis Find synonyms for: Noun1. white-breasted nuthatch, Sitta carolinensis, nuthatch, nutcrackerusage: bluish-grey nuthatch with black head and white breast; of eastern North AmericaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language