/ Thesaurus / R Synonyms of rosh hashonah Find synonyms for: Noun1. Rosh Hashanah, Rosh Hashana, Rosh Hashonah, Rosh Hashona, Jewish New Year, High Holy Day, High Holiday, feast day, fete dayusage: (Judaism) a solemn Jewish feast day celebrated on the 1st or 1st and 2nd of Tishri; noted for the blowing of the shofarWordNet 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