/ Thesaurus / P Synonyms of pine knot Find synonyms for: Noun1. pine knot, firewoodusage: a joint of pine wood used for fuelWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language