/ Thesaurus / C Synonyms of castanea mollissima Find synonyms for: Noun1. Chinese chestnut, Castanea mollissima, chestnut, chestnut treeusage: a small tree with small sweet nuts; wild or naturalized in Korea and ChinaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: devout Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language