/ Thesaurus / O Synonyms of of course Find synonyms for: Adverb1. naturally, of course, courseusage: as might be expected; "naturally, the lawyer sent us a huge bill"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language