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Synonyms

precarious

American  
[pri-kair-ee-uhs] / prɪˈkɛər i əs /

adjective

  1. dependent on circumstances beyond one's control; uncertain; insecure.

    a precarious livelihood.

    Synonyms:
    indeterminate, unsure
    Antonyms:
    secure
  2. dependent on the will or pleasure of another; liable to be withdrawn or lost at the will of another.

    He held a precarious tenure under an arbitrary administration.

    Synonyms:
    undependable, unreliable, dubious, doubtful
    Antonyms:
    reliable
  3. exposed to or involving danger; dangerous; perilous; risky.

    the precarious life of an underseas diver.

    Synonyms:
    hazardous
    Antonyms:
    safe
  4. having insufficient, little, or no foundation.

    a precarious assumption.

    Synonyms:
    unfounded, baseless, groundless
    Antonyms:
    well-founded

precarious British  
/ prɪˈkɛərɪəs /

adjective

  1. liable to failure or catastrophe; insecure; perilous

  2. archaic dependent on another's will

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See uncertain.

Other Word Forms

  • precariously adverb
  • precariousness noun
  • superprecarious adjective
  • superprecariousness noun
  • unprecarious adjective
  • unprecariousness noun

Etymology

Origin of precarious

First recorded in 1640–50; from Latin precārius “obtained by entreaty; given as a favor; borrowed; uncertain”; prayer 1

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.

As Los Padres National Forest spokesman Andrew Madsen warned, “the foothills of Santa Barbara are especially fragile and hiking is especially precarious in the aftermath of heavy rains.”

From Los Angeles Times

The result leaves Parker's side 19th in the table and in a precarious position six points from safety, having collected just two points from the last 33 on offer.

From BBC

AI seems to have found itself in a precarious paradox thus far: the more capable the tools become, the more intense the tsunami of slop.

From MarketWatch

Under the pressure of enormous change, bildung now came to mean “a precarious heritage under siege by rival nationalists.”

From The Wall Street Journal

Many of the provisions from Mr. Johnson’s original budget remain, and bond-market watchers know the city’s debt makes city finances even more precarious.

From The Wall Street Journal