[{"word":"ninjutsu","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"A Japanese martial art that is a collection of techniques originally practiced for Japanese espionage purposes, and includes methods of gathering information, nondetection, avoidance, and misdirection techniques. Used by ninja (忍者).","synonyms":[],"antonyms":[]}],"synonyms":["ninjitsu","ninpo"],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/ninjutsu"]}]