[{"word":"vainest","phonetics":[],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Overly proud of oneself, especially concerning appearance; having a high opinion of one's own accomplishments with slight reason.","synonyms":[],"antonyms":[]},{"definition":"Having no real substance, value, or importance; empty; void; worthless; unsatisfying.","synonyms":[],"antonyms":[]},{"definition":"Effecting no purpose; pointless, futile.","synonyms":[],"antonyms":[],"example":"vain toil;  a vain attempt"},{"definition":"Showy; ostentatious.","synonyms":[],"antonyms":[]}],"synonyms":["conceited","inflated","puffed up","fruitless","futile","ineffectual","pointless"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/vain","https://en.wiktionary.org/wiki/vainest"]}]