/ Thesaurus / P Synonyms of peanut butter Find synonyms for: Noun1. peanut butter, spread, pasteusage: a spread made from ground peanutsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: winsome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language