Definitions

unwise

[uhn-wahyz] / ʌnˈwaɪz /

ADJECTIVE

stupid, irresponsible

Synonyms

STRONGEST

foolhardy foolish ill-advised ill-considered imprudent inappropriate misguided naive reckless silly thoughtless undesirable unfortunate unsound

WEAK

childish immature impolitic improvident inadvisable inane indiscreet inept injudicious rash senseless short-sighted unintelligent witless

Antonyms

STRONGEST

careful cautious discreet prudent sensible serious thoughtful wise

WEAK

responsible sagacious

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.

And it would be unwise to rule out McLaren and Red Bull.

From BBC • Jun. 2, 2026

JD Vance sued, arguing the party limits were outdated and unwise in an era when super PACs are free to spend huge sums on campaigns.

From Los Angeles Times • May 31, 2026

Others, like Italy, argue that it's unwise to stay on the sidelines any longer.

From BBC • May 26, 2026

However, moving is expensive, and it would be unwise to paint or make other permanent changes that will add to the already pricey experience of moving from one apartment to another.

From MarketWatch • Apr. 30, 2026

“That was an unwise decision,” she said, and she stood up.

From "Huntress" by Malinda Lo

unwise

Example Sentences

Related Words