/ Thesaurus / P Synonyms of post it Find synonyms for: Noun1. Post-It, notepaperusage: brand name for a slip of notepaper that has an adhesive that allows it to stick to a surface and be removed without damaging the surfaceWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language