偽ぎ筆ひつ

noun

forged handwriting; plagiarism

Refers to imitating someone else's handwriting or passing off another's work as one's own. Often used in contexts of document forgery or academic dishonesty.

• その署しょ名めいは偽ぎ筆ひつの疑うたがいがある。

  That signature is suspected of being forged.

• 彼かれは先せん輩ぱいのレポートを偽