/ Thesaurus / O Synonyms of order anseriformes Find synonyms for: Noun1. Anseriformes, order Anseriformes, animal orderusage: ducks; geese; swans; screamersWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language