Definitions

1. verb

past tense of ‘mistake’: to take something for something else, especially mistakenly identifying or understanding it

“I mistook the stranger for a friend.”

2. verb (archaic)

to take a wrong impression of someone or something

“She was said to have mistook him for a scoundrel.”

3. noun

a mistaken impression or understanding

“It was a great mistake, but I think that was just a result of my initial mistook.”

4. noun (archaic)

an impression or understanding that is wrong or misleading

“Her mistook of him as a villain led her to avoid him.”