/ Thesaurus / A Synonyms of american falls Find synonyms for: Noun1. American Fallsusage: a part of Niagara Falls in western New York (north of Buffalo)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: torrid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language