/ Thesaurus / S Synonyms of scrub oak Find synonyms for: Noun1. scrub oak, oak, oak treeusage: any of various chiefly American small shrubby oaks often a dominant form on thin dry soils sometimes forming dense thicketsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: loathe Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language