/ Thesaurus / S Synonyms of sealyham terrier Find synonyms for: Noun1. Sealyham terrier, Sealyham, Welsh terrierusage: a wire-haired terrier with short legs that was first bred in SealyhamWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language