mistaken

[mi-stey-kuhn] / mɪˈsteɪ kən /

ADJECTIVE

having made a mistake; wrong

Synonyms

STRONGEST

confounded confused deceived deluded duped fooled misguided misinformed misinterpreting misjudging misled tricked

STRONG

erroneous false faulty illogical inaccurate inappropriate incorrect misconstrued unfounded untrue unwarranted wrong

WEAK

all wet at fault barking up wrong tree confused with fallacious ill-advised off base off-track sadly mistaken unadvised under wrong impression unreal unsound way-off wide of mark wrong number wrongly identified

Antonyms

STRONGEST

accurate correct honest right substantiated true valid

WEAK

exact fair just precise sound

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If this sounds like a lot of work, or unduly time-consuming, remember that it’s still a lot faster than rewinding weeks of work or a mistaken decision based on incorrect information.

From The Wall Street Journal • May 19, 2026

Which, if I’m not mistaken, is precisely the status quo.

From Salon • May 17, 2026

It’s usually wrong to stand in your ivory tower shouting out the window that a broad swath of people in the market are mistaken.

From Barron's • May 15, 2026

Barristers acting for Gateshead Council said the adoption was "unfair to the child" as it had been based on "mistaken" information.

From BBC • May 11, 2026

Opa guides Oma to the sofa, saying, "Quiet, dear, let them look. They'll see that they're mistaken, that all this is a terrible mistake."

From "The Boy Who Dared" by Susan Campbell Bartoletti

Vocabulary lists containing mistaken

Way Off: Synonyms for "Wrong"

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

"Fear" and "Violence Hits Home"

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

Power Suffix: -en

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!