見み間ま違ちがい

noun

mistaking something for something else visually; misjudgment from seeing wrong

Refers to an error in visual perception: thinking you saw one thing when it was actually another. Often used when you misidentify a person, object, or situation based on sight.

• 暗くらくて見み間ま違ちがいをして、知しらない人ひとに声こえをかけてしまった。

  It was dark and I mistook them for someone else, so I ended up calling out to a stranger.

• あれは見み間ま違ちがいじゃなかった。本ほん当とうに幽ゆう霊れいを見みたんだ。

  That wasn't a mistake in what I saw. I really did see a ghost.