How to say "deceit" in Japanese

• 欺瞞ぎまんCommon
  noun, suru verb, transitive verbDeceit or deception as the act of misleading people and hiding the truth; it often carries a critical tone, as when condemning claims or appearances that lead people astray.
• 欺騙きへん
  noun, suru verbDeception or deceit, and also cheating; it is the less common of the two, so for deceit plain and simple 欺瞞 is usually the word you want, while this one suits cheating.

For deceit as the general act of deceiving, 欺瞞 is the common choice; 欺騙, less common, adds the sense of cheating, so use it when tricking or cheating someone is meant.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 欺瞞ぎまんdeception
• 欺騙きへんdeception