Originally Posted by maramaras
It was a mistake (for me) to speak to him.
I have mistaken Peter for John all my life.
other meanings of “to mistake” :
don’t mistake me (don’t understand me wrong)
mistake someone’s meanings
don’t mistake me if you think you can scare me (don’t underestimate me)
mistake one’s road (take the wrong turn)
there’s no mistaking him with his orange hat (you can’t miss him = not recognize)
by mistake : unintentionally
wrong in what you believe, or based on a belief that is wrong:
If you think you can carry on drinking so much without damaging your health, then you're mistaken.
I'm afraid I was mistaken about how much it would cost.
The negotiations continued in the mistaken belief that a peaceful agreement could be reached.
a case of mistaken identity
She mistakenly believed that she could get away with not paying her taxes.
mistakable, UK ALSO mistakeable
She's easily mistakeable for a man when she wears that suit and hat.
an action, decision or judgment which produces an unwanted or unintentional result:
I'm not blaming you - we all make mistakes.
[+ to infinitive] It was a mistake for us to come here tonight.
This letter's full of spelling mistakes.
I've discovered a few mistakes in your calculations.
Why am I under arrest? There must be some mistake.