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Synonyms

painful

American  
[peyn-fuhl] / ˈpeɪn fəl /

adjective

  1. affected with, causing, or characterized by pain.

    a painful wound; a painful night; a painful memory.

    Synonyms:
    excruciating, agonizing
  2. laborious; exacting; difficult.

    a painful life.

    Synonyms:
    arduous
    Antonyms:
    easy
  3. Archaic. painstaking; careful.


painful British  
/ ˈpeɪnfʊl /

adjective

  1. causing pain; distressing

    a painful duty

  2. affected with pain

    a painful leg

  3. tedious or difficult

  4. informal extremely bad

    a painful performance

"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

  • overpainful adjective
  • overpainfully adverb
  • overpainfulness noun
  • painfully adverb
  • painfulness noun
  • unpainful adjective
  • unpainfully adverb

Etymology

Origin of painful

Middle English word dating back to 1300–50; pain, -ful

Explanation

Anything painful hurts a lot — either physically or emotionally. Your sprained ankle may be painful, but so is your broken heart. When something is physically painful, it hurts your body in some way, like a painful burn or a painful paper cut. Other things hurt just as much, but in an emotional way, like a painful separation from your cat when you go to summer camp. You can also use this adjective informally to mean really bad: "The wedding band's attempt at 'Stairway to Heaven' was just painful."

Keep Reading on Vocabulary.com

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.

It’s just too painful to think about what was such an important part of my life taken away.

From The Wall Street Journal • Apr. 10, 2026

But the upper-income consumer is sitting on $15 trillion of home-equity gains, meaning gas-price moves are less painful.

From Barron's • Apr. 9, 2026

"Augusta was painful, but at the same time I was proud at how I played," the 45-year-old Englishman told BBC Sport.

From BBC • Apr. 6, 2026

“It’s a very painful and hard thing to do,” Kanekar said of deploying FDEs.

From MarketWatch • Apr. 4, 2026

“It must be painful for the American people now to read these Papers,” Ellsberg said.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin