[{"word":"impactful","phonetic":"/ɪmˈpæktfəl/","phonetics":[{"text":"/ɪmˈpæktfəl/","audio":""}],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Having impact.","synonyms":[],"antonyms":[]}],"synonyms":["consequential","effectual","eventful","impactive","significant"],"antonyms":["impactless"]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/impactful"]}]