[{"word":"pein","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The (often spherical) end of the head of a hammer opposite the main hammering end.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"To shape metal by striking it, especially with a peen.","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/peen","https://en.wiktionary.org/wiki/pein"]}]