MISTAKE SOMETHING FOR SOMETHING ELSE
mistake something for something else: translation
mistake something for something else & mix something up with something else
to confuse two things with each other. •
Please don't mix this idea up with that one.
•
I mistook my book for yours.
Смотреть больше слов в «Dictionary of American idioms»
MISTYEYED →← MISTAKE SOMEONE FOR SOMEONE ELSE