not know

VERB

mistake

Synonyms

STRONGEST

confuse miscalculate misconstrue misinterpret misjudge misread overestimate overlook underestimate

STRONG

addle blunder botch bungle confound err fail goof jumble lapse misapprehend misconceive miscount miss omit slip snarl tangle

WEAK

be off the mark be wrong deceive oneself get wrong have wrong impression make a mess misdeem misknow miss the boat put foot in slip up take for

Antonyms

STRONGEST

understand

STRONG

accomplish achieve clear up correct do well fix succeed uncomplicate

WEAK

be certain be sure comprehend interpret perceive

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.

Scientists still do not know what long-term health effects this exposure could have.

From Science Daily • May 13, 2026

Asked if he would meet Landry, Trump's envoy, during a business summit in Greenland next week, Nielsen said he did not know.

From BBC • May 12, 2026

The war of words has unnerved people in Iran who do not know what the coming months will bring.

From Barron's • May 12, 2026

It is important for people to understand that AI does not know things the way many assume it does.

From Salon • May 12, 2026

Mr. McCall did not know that she would rather pull a sled than eat.

From "Black Star, Bright Dawn" by Scott O'Dell