頑がん愚ぐがんぐじ字FuriganaMeanings1na-adjective, nounobstinate and foolishDescribes a person who is stubbornly foolish or pigheaded. Rare literary word; in modern Japanese, 頑固で愚か or similar phrases are more common.彼かれの頑がん愚ぐな態たい度どには手てを焼やいた。I was at my wits' end with his obstinate and foolish attitude.
