悪わる推ずい量りょう

na-adjective, noun

distrust; unjust suspicion

Refers to suspecting someone without good reason, often with a negative or unfair assumption. Used as both a noun and a na-adjective.

• 彼かれの行こう動どうを悪わる推量ずいりょうするのはよくない。

  It's not good to be unjustly suspicious of his actions.

• 悪わる推量ずいりょうな見み方かたをしてしまった。

  I ended up taking a distrustful view.