godan verb (-ru), transitive verb
mistake (for something else); misread; misjudge
Used when you visually or mentally mistake one thing for another, misread a situation, or misjudge someone's character or ability.
暗くて、彼を見誤ってしまった。
It was dark and I mistook him for someone else.
相
If you misjudge your opponent's ability, you'll regret it.