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Showing results for unwise. Search instead for un-wise.
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.

A congressman from Illinois named Abraham Lincoln who was very hostile to what he thought was an unwise and illegal war with Mexico.

From Slate • Mar. 2, 2026

If someone has capacity and refuses a residential home, that must be respected, even if others think it unwise.

From BBC • Feb. 24, 2026

Is it unwise to use this money to buy a house with my fiancé?

From MarketWatch • Feb. 3, 2026

All of these are unwise and harmful to individuals even when they are legal.

From The Wall Street Journal • Jan. 22, 2026

If any Muggle is unwise enough to confide in another that he has spotted a Hippogriff winging its way north, he is generally believed to be drunk or a ‘loony’.

From "Fantastic Beasts and Where to Find Them" by J.K. Rowling

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.