deceptive; fraudulent
Describes actions, appearances, or statements that are intentionally misleading or dishonest.
His explanation was deceptive.
Please be careful of fraudulent advertisements.
詐欺的 emphasizes criminal fraud or swindling, whereas 欺瞞的 is broader, covering any kind of deception.
Formed from 欺瞞 (giman, 'deception') + 的 (-teki, '-like'). The word 欺瞞 is a Sino-Japanese compound of 欺 (gi, 'deceive') and 瞞 (man, 'deceive').