/ Thesaurus / P Synonyms of proof spirit Find synonyms for: Noun1. proof spirit, alcohol, alcoholic drink, alcoholic beverage, intoxicant, inebriantusage: a mixture containing half alcohol by volume at 60 degrees FahrenheitWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: bibliophile Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language