/ Thesaurus / R Synonyms of rose moss Find synonyms for: Noun1. rose moss, sun plant, Portulaca grandiflora, portulacausage: widely cultivated in many varieties for its fleshy moss-like foliage and profusion of brightly colored flowersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: coincidence Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language