English

unwise

gb/ʌnwˈaɪz/ us/ʌnwˈaɪz/
B2 English
Senses
0 senses
adjective B2 property
1

showing poor judgment; not advisable

not a good or sensible idea

Usage pattern: an unwise [decision/choice/move/investment]; it is unwise to [do something]
Common mistake:
Learners may use unwise to mean “not intelligent.” More often it means “not a good decision” or “not advisable.”
Synonyms
ill-advised (suggests the decision should not be made.) | imprudent (more formal; emphasizes lack of caution.) | foolish (stronger and more critical in tone.) | inadvisable (formal; focuses on what should not be done.)
Antonyms
wise (showing good judgment.) | prudent (careful and sensible about risk.) | sensible (reasonable and practical.)
Collocations
unwise decision |unwise choice |unwise move |unwise investment |unwise policy |unwise to do something |financially unwise |politically unwise |profoundly unwise |arguably unwise
Themes
decision_making |risk |daily_life
Examples
  • It was unwise to borrow money without reading the contract.
  • Leaving your passport in the car is unwise.
  • The report warns that cutting staff now would be unwise.
Learner examples
  • It is unwise to spend all your money.
  • That was an unwise choice.
adjective B2 property
2

lacking wisdom or good judgment

not good at making sensible decisions

Usage pattern: [someone] is unwise (to [do something])
Common mistake:
Often sounds less natural than describing the action: “That was unwise” is more common than “He is unwise.”
Synonyms
short-sighted (emphasizes not thinking about the future.) | reckless (stronger; implies taking dangerous risks.) | imprudent (more formal; emphasizes lack of caution.)
Antonyms
wise (having and showing good judgment.) | thoughtful (carefully considered.) | prudent (careful and cautious.)
Collocations
unwise ruler |unwise leader |unwise man |unwise woman |seem unwise |prove unwise |unwise about money |unwise in retrospect
Themes
people |behavior |decision_making
Examples
  • He was unwise to trust a stranger with his bank details.
  • It would be unwise of her to quit without another job lined up.
  • They were young and unwise, but eager to prove themselves.
Learner examples
  • He was unwise to drive so fast.
  • She was unwise with money.
Grammar
Dictionary form
unwise
IPA
GB/ʌnwˈaɪz/
US/ʌnwˈaɪz/
Syllables & stress
un - wise (2 syllables)
Stress on 2nd syllable (wise)
Word forms
Adjective
  • Base: unwise
Expressions

be unwise enough to [do something]

1
/bˈi ʌnwˈaɪz ɪnˈʌf tə dˈu sˈʌmθɪŋ/
fixed phrase

be foolish enough to do

to do something very foolish

Examples
  • If you’re unwise enough to drive after drinking, you deserve to lose your license.
  • He was unwise enough to insult his boss in a meeting.
  • Anyone unwise enough to click that link is risking their data.

it would be unwise to [do something]

1
/ˈɪt wˈʊd bˈi ʌnwˈaɪz tə dˈu sˈʌmθɪŋ/
fixed phrase

not a good idea to do

you should not do it because it may cause problems

Examples
  • It would be unwise to ignore the doctor’s advice.
  • It would be unwise to invest money you might need next month.
  • It would be unwise to assume the price will stay the same.

unwise in the extreme

1
/ʌnwˈaɪz ˈɪn ðə ɪkstɹˈim/
fixed phrase formal

extremely unwise

very unwise

Examples
  • It was unwise in the extreme to publish the names online.
  • The committee agreed that the cut would be unwise in the extreme.
  • Ignoring the safety report would be unwise in the extreme.

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