Breadcrumb Home > Thesaurus > P Synonyms of pinus rigida Find synonyms for: Noun1. pitch pine, northern pitch pine, Pinus rigida, pine, pine tree, true pineusage: large three-needled pine of the eastern United States and southeastern Canada; closely related to the pond pineWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: acronym Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language