Meaning & use
blunder
A careless or stupid mistake, often one with embarrassing or serious consequences.
See it in a sentence
Forgetting the client's name at the meeting was an embarrassing blunder.
The chess player resigned after making a blunder that lost his queen.
A note on using this word
"Blunder" implies more carelessness than a neutral "mistake" and can also be a verb, as in "he blundered into the wrong room."
Words with a similar meaning
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Make it your own
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