/ Thesaurus / P Synonyms of paintbox Find synonyms for: Noun1. paintbox, boxusage: a box containing a collection of cubes or tubes of artists' paintWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language