[{"word":"cognomen","phonetic":"/kɒɡˈnoʊ.mən/","phonetics":[{"text":"/kɒɡˈnoʊ.mən/","audio":""}],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"Surname.","synonyms":[],"antonyms":[]},{"definition":"The third part of the name of a citizen of Ancient Rome.","synonyms":[],"antonyms":[]},{"definition":"A nickname or epithet by which someone is identified.","synonyms":["byname","moniker","sobriquet"],"antonyms":[]}],"synonyms":["byname","moniker","sobriquet"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/cognomen"]}]