/ Thesaurus / I Synonyms of irrawaddy river Find synonyms for: Noun1. Irrawaddy, Irrawaddy Riverusage: the main river of Myanmar rising in the north and flowing south through the length of Burma to empty into the Andaman SeaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penury Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language