/ Thesaurus / S Synonyms of seward peninsula Find synonyms for: Noun1. Seward Peninsulausage: a peninsula in western Alaska that projects westward into the Bering Sea just below the Arctic CircleWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language