grueling

adjective

ˈgrü-ə-liŋ How to pronounce grueling (audio)
variants or gruelling
Definition of gruelingnext
1
as in difficult
requiring considerable physical or mental effort running a marathon is grueling

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in challenging
requiring much time, effort, or careful attention cutting diamonds can be grueling work

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of grueling What began as a routine offshore fishing trip quickly turned into a grueling, three-hour battle that ended with a crowd gathering at the docks in Falmouth, Massachusetts, to watch the giant billfish being weighed. — Anthony Thompson, USA Today, 22 Aug. 2026 The roughly 5,000 sailors and Marines aboard that ship have spent a grueling nine months at sea with little relief. — Katia Riddle, NPR, 21 Aug. 2026 Richards somehow had the fortitude to continue a grueling European tour in the middle of all this chaos and sorrow, but a stadium run through America at the end of the summer was simply too much to ask. — Andy Greene, Rolling Stone, 21 Aug. 2026 Film promotion isn’t for the weak—a press tour requires long, grueling days (often in faraway cities), endless obligations, and, as a result, innumerable outfit changes. — Hannah Jackson, Vogue, 11 Aug. 2026 See All Example Sentences for grueling
Recent Examples of Synonyms for grueling
  1. difficult
  2. challenging
  3. tough
  4. demanding
  5. rigorous
  6. arduous
  7. hard
  8. formidable
Adjective
  • Being undefeated after a trio of difficult opening matches can only be seen as a positive, even if Newcastle’s obvious shortcomings require addressing if that run is to be prolonged.
    — Chris Waugh, New York Times, 6 Sep. 2026
  • Engineers need flight data on propulsion, aerodynamics, thermal management, guidance and other subsystems under conditions that are difficult to reproduce on the ground.
    — Bojan Stojkovski, Interesting Engineering, 6 Sep. 2026
Definition of difficult
Adjective
  • Eric Loucks, the director of the Mindfulness Center at Brown, pointed out that a person can have a challenging experience during meditation and still find their overall meditation practice to be beneficial.
    — Olga Khazan, The Atlantic, 4 Sep. 2026
  • For something more hands-on, Atlanta Motorsports Park in Dawsonville has a challenging kart circuit where karts can reach 50 mph or more.
    — Chris Teague, AJC.com, 4 Sep. 2026
Definition of challenging
Adjective
  • Space-grade electronics will cost more, and the ball’s shell—made from a material tough enough to roll over steel shards and withstand minus 184 °C temperatures—has never been evaluated in lunar extremes.
    — IEEE Spectrum, IEEE Spectrum, 3 Sep. 2026
  • Democratic leaders face tough decisions on where to spend limited party resources to win the Senate majority.
    — Burgess Everett, semafor.com, 3 Sep. 2026
Definition of tough
Adjective
  • That night, somewhere between a racist stranger, a free dessert, my girlfriend publicly shaming a man in a Mediterranean restaurant and our demanding cat, the City of Angels started to feel like home.
    — Mayur Chauhan, Los Angeles Times, 4 Sep. 2026
  • And the longer or more demanding the workout, the more important such fuel becomes.
    — Daryl Austin, USA Today, 2 Sep. 2026
Definition of demanding
Adjective
  • Seager's team is providing the AFN, along with their ongoing, rigorous science preparation.
    — Leonard David, Space.com, 3 Sep. 2026
  • The 2022 Nature Biotechnology review urged rigorous clinical testing, and later reviews continued to flag reliability and standardization issues.
    — Hanna Wickes, Charlotte Observer, 2 Sep. 2026
Definition of rigorous
Adjective
  • An arduous journey Pearson pitched four seasons with the Blue Jays.
    — Kansas City Star, Kansas City Star, 3 Sep. 2026
  • The journey back to the river camp was an arduous three-mile hike over rough terrain.
    — Jan Thacker, Outdoor Life, 3 Sep. 2026
Definition of arduous
Adjective
  • Will his veteran line trust him to have the answers when things get hard?
    — Ted Nguyen, New York Times, 7 Sep. 2026
  • The death of country music, movie, theme park and, frankly, all-around icon Dolly Parton hit a lot of people hard.
    — Matt Reigle OutKick, FOXNews.com, 6 Sep. 2026
Definition of hard
Adjective
  • Soldier Field and Wrigley Field will have formidable new competition.
    — The Editorial Board, Chicago Tribune, 6 Sep. 2026
  • Importantly, such research demonstrated the formidable risk associated with self-criticism for postpartum depression and anxiety, as well as for disruptions in mother-child communication, which might exacerbate postpartum psychopathology.
    — Torie Bosch, STAT, 5 Sep. 2026
Definition of formidable

Browse Nearby Words

grudgingly
grueling
gruesome
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Cite this Entry

“Grueling.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/grueling. Accessed 9 Sep. 2026.

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