真しん偽ぎのほど

expression, noun

truth or falsity; whether something is true

Used to express uncertainty about the truth of a statement or rumor. Often appears in contexts like 真偽のほどはわからない (I don't know whether it's true or not).

• その噂うわさの真しん偽ぎのほどは定さだかではない。

  The truth of that rumor is not certain.

• 真しん偽ぎのほどはともかく、面おも白しろい話はなしだ。

  Whether it's true or not, it's an interesting story.