[{"word":"thick-skulled","phonetics":[],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Dull; heavy; stupid; slow to learn.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/thick-skulled"]}]