Breadcrumb Home > Thesaurus > P Synonyms of peak season Find synonyms for: Noun1. high season, peak season, seasonusage: the season when travel is most active and rates are highest; "they traveled to Europe in high season"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. ✖ Related Content Daily Word Quiz: legerdemain Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language