詐欺師|さぎしsagishi

1. nounswindler; fraudster; trickster; con man
   あの詐欺師さぎしと金髪きんぱつのコールガールは下宿げしゅくのおかみさんを怒おこらせるには申分もうしぶんのない取り合とりあわせだ。↗

   The confidence man and his blonde call girl make a perfect match in enraging his landlady.

• Synonymペテン師ぺてんしNeutralA swindler, common in speech; suggests conning people with smooth talk, whereas 「詐欺師」 leans toward the criminal sense of fraudster.
• Synonymいかさま師いかさましCasualColloquial word for a cheat, often implying cheating at gambling or games; 「詐欺師」 is the general term for someone who swindles people out of money.
• Related騙りかたりNeutralSwindling by impersonating someone — the act, or by extension the person — as in 「騙りの手口」; the emphasis is on the fake identity.
• Related欺瞞者ぎまんしゃWrittenWritten, formal word for a deceiver; rare, and leans toward abstract description rather than naming an actual con artist.
• Antonym正直者しょうじきものNeutralAn honest, truthful person — the direct opposite of the swindler 「詐欺師」.

Use 「詐欺師」 for a swindler who tricks people out of money, as in 「結婚詐欺師」. In speech, 「ペテン師」 fits a smooth-talking con man and 「いかさま師」 a gambling cheat; 「正直者」 is the honest opposite.

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

1. 人ひとに詐欺さぎを働はたらいて金品きんぴんをだまし取とる犯罪者はんざいしゃ。