/ Thesaurus / C Synonyms of chock up Find synonyms for: Verb1. jam, jampack, ram, chock up, cram, wad, stuffusage: crowd or pack to capacity; "the theater was jampacked"WordNet 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