/ Thesaurus / C Synonyms of change up Find synonyms for: Noun1. change-up, change-of-pace, change-of-pace ball, off-speed pitch, pitch, deliveryusage: a baseball thrown with little velocity when the batter is expecting a fastballWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: reticent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language