Dreye權威釋義|impostor

n.

騙子；冒充者[C]
This man is an impostor, who has stolen my throne.
這個人是個騙子，他篡奪了我的王位。

同義:

n.騙子；冒牌者

以上來源於：《英漢大辭典》

n.

a person who assumes a false identity in order to deceive or defraud.

C16: from Fr. imposteur, from late L. impostor, contr. of impositor, from L. imponere (see impose).

以上來源於：《簡明牛津英語詞典》