ignoble adj. + Add to list US //ˌɪɡˈnoʊbəɫ// UK //ɪɡnˈəʊbəl// ig·no·ble SynonymsAntonymsEtymology Synonyms ungentleuntitled Antonyms nobleOriginLATignōbilis→FRMignoble→ENignoble Borrowed from Middle French ignoble, from Latin ignōbilis, from in- (“not”) + gnōbilis, later nōbilis (“noble”).