/ Thesaurus / F Synonyms of florida key Find synonyms for: Noun1. key, cay, Florida key, coral reefusage: a coral reef off the southern coast of FloridaWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language