[{"word":"hardhearted","phonetics":[],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Lacking in compassion; cold and pitiless.","synonyms":[],"antonyms":[]}],"synonyms":["stonehearted"],"antonyms":["softhearted"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/hardhearted"]}]