source: [天才詐欺師、貝木泥舟。｜無料GIF画像検索 GIFMAGAZINE 930159]

wrongful or criminal deception intended to result in financial or personal gain:

詐欺, 詐欺行為; (金銭などの)搾取 (!種類･具体例ではC; その際しばしば修飾語を伴う)

e.g. he was convicted of fraud

e.g. prosecutions for social security frauds.

a person or thing intended to deceive others, typically by unjustifiably claiming or being credited with accomplishments or qualities:

｟非難して｠ 詐欺師, いかさま, ぺてん]師; 見かけ倒しの人, 物, 偽善者, 偽物, 二級品.

e.g. mediums exposed as tricksters and frauds.

Middle English: from Old French fraude, from Latin fraus, fraud- ‘deceit, injury’.