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Synonyms

fearful

American  
[feer-fuhl] / ˈfɪər fəl /

adjective

  1. causing or apt to cause fear; frightening.

    a fearful apparition.

  2. feeling fear, dread, apprehension, or solicitude.

    fearful for his life.

    Synonyms:
    worried, concerned, anxious, solicitous, distrustful, uneasy, apprehensive, timorous, timid, afraid
  3. full of awe or reverence.

    fearful of the Lord.

  4. showing or caused by fear.

    fearful behavior exhibited by dogs in the animal shelter.

  5. extreme in size, intensity, or badness: fearful poverty.

    a fearful head cold;

    fearful poverty.


fearful British  
/ ˈfɪəfʊl /

adjective

  1. having fear; afraid

  2. causing fear; frightening

  3. informal very unpleasant or annoying

    a fearful cold

"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

Other Word Forms

Etymology

Origin of fearful

First recorded in 1300–50; Middle English ferful(l); see origin at fear, -ful

Explanation

If you're fearful, you're afraid of something. A kid who's fearful around dogs might cry or run away when sees even a small puppy. To be fearful is, literally, to be full of fear. You can also use this adjective to describe the thing that scares you: "I lay awake all night listening to the fearful creaks of the old house around me." Some people are always fearful — it's just part of who they are — while others are only fearful in certain instances. You might be fearful on airplanes but fearless when riding a horse.

Keep Reading on Vocabulary.com

Vocabulary lists containing fearful

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.

But as he approaches 60 years old, he is reluctant to retire, fearful of becoming a burden on his kids as they navigate China’s new economic reality.

From The Wall Street Journal • May 11, 2026

Cubs in particular can become less fearful and develop a taste for farmed produce and common fruits such as persimmon.

From Barron's • May 8, 2026

But equities are more likely to struggle when stock-market investors become fearful about risks to growth, said Martin Adams.

From MarketWatch • May 6, 2026

One can decry Broadway’s fearful economic dependence on the familiar while still recognizing, as this sampling of the spring musical season illustrates, that all art is fundamentally an act of reinvention.

From Los Angeles Times • May 1, 2026

Many things were different at Daffodil Manor, and Ophie was fearful at what that would bring out.

From "Ophie's Ghosts" by Justina Ireland