Synonyms for

Unpredictable

Verb / ˌʌnprɪˈdɪktʌbʌl / Another word for unpredictable — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

not able to be predicted or anticipated

Synonyms & similar words

irregular predictable uncertain unforeseeable unstable volatile erratic capricious fickle changeable inconstant inconsistent random chancy dicey haphazard hit-or-miss unreliable untrustworthy surprising unexpected unanticipated

Synonyms by register

Formal

capricious erratic inconsistent volatile

Informal

wild crazy all over the place hit or miss

Literary

mercurial chancy wayward

Antonyms

predictable expected certain regular routine foreseeable stable

Common collocations

  • unpredictable weather
  • unpredictable behavior
  • unpredictable results
  • unpredictable nature
  • unpredictable outcome
  • unpredictable market
  • unpredictable journey

Word family

noun unpredictability
adverb unpredictably

Usage note

Often used to describe things that change suddenly or without warning, such as weather or a person's mood. It generally carries a neutral or slightly negative connotation, implying a lack of control or reliability.

Example sentences

  1. The stock market is unpredictable and can change quickly.
  2. The teacher's mood was unpredictable today.
  3. The outcome of the game was unpredictable.
  4. The weather forecast was unpredictable this week.
  5. Her behavior was unpredictable after the accident.

Quotes

  • Life is unpredictable, it changes with the seasons, even your coldest winter, happens for the best of reasons, and though it feels eternal, like all you'll ever do is freeze, I promise spring is coming, and with it, brand new leaves. - Erin Hanson
  • The only thing predictable about life is its unpredictability. - Remy
  • Life is unpredictable and it changes with time. - Shahid Kapoor

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