/ Thesaurus / G Synonyms of green arrow arum Find synonyms for: Noun1. green arrow arum, tuckahoe, Peltandra virginica, arrow arumusage: perennial herb of the eastern United States having arrowhead-shaped leaves and an elongate pointed spathe and green berriesWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: fortuitous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language