1
as in intense
extreme in degree, power, or effect
the hellacious heat was more than we could bear
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in difficult
requiring considerable physical or mental effort
the pioneers survived a particularly hellacious river crossing with their covered wagon barely in one piece
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 hellacious
Anthony is a believably confused Everyteen caught up in the season’s escalating hellacious hijinks.
—
Daniel Fienberg, The Hollywood Reporter, 18 Oct. 2024
There were no cage dives or hellacious crashes into the announcer's table.
—Brian Mazique, Forbes, 5 Oct. 2024
Scott’s hellacious run in hip-hop can be credited to his 100-plus Billboard Hot 100 entries and two blockbuster releases, 2018’s Astroworld and 2023’s Utopia, which both secured the top spot on the Billboard 200.
—Carl Lamarre, Billboard, 3 Sep. 2019
There is a chance Gaethje’s last loss, the hellacious KO at the hands of Max Holloway in April 2024 at UFC 300, took something out of him.
—Brian Mazique, Forbes, 19 Feb. 2025
See All Example Sentences for hellacious
Daniel Fienberg, The Hollywood Reporter, 18 Oct. 2024
There were no cage dives or hellacious crashes into the announcer's table.
—Brian Mazique, Forbes, 5 Oct. 2024
Scott’s hellacious run in hip-hop can be credited to his 100-plus Billboard Hot 100 entries and two blockbuster releases, 2018’s Astroworld and 2023’s Utopia, which both secured the top spot on the Billboard 200.
—Carl Lamarre, Billboard, 3 Sep. 2019
There is a chance Gaethje’s last loss, the hellacious KO at the hands of Max Holloway in April 2024 at UFC 300, took something out of him.
—Brian Mazique, Forbes, 19 Feb. 2025
See All Example Sentences for hellacious
Recent Examples of Synonyms for hellacious
Adjective
-
Whether singing a cappella or accompanied by her guitar to hundreds or thousands of people − at a small venue or an awards show − Lafourcade's performances feel visceral, intense and intimate all at once.—
Pamela Avila,
USA Today,
26 Apr. 2025
-
In place of intense (and potentially irritating) acids, Mediheal's Madecassoside Blemish Pads target breakouts and breakout-causing bacteria with anti-inflammatory powerhouses madecassoside and cica.—
Sarah Han,
Allure,
25 Apr. 2025
Adjective
-
The Whitecaps won games in Mexico, which is difficult to do.—
Michelle Kaufman,
Miami Herald,
24 Apr. 2025
-
The task for Denver tonight will be that much more difficult if Michael Porter Jr. (shoulder) is unavailable or limited.—
Tyler Everett,
MSNBC Newsweek,
24 Apr. 2025
Adjective
-
Since early March, Israel has cut Gaza off from the supply of humanitarian aid including food, with aid agencies warning that the situation for the strip’s 2 million civilians has deteriorated dangerously, only worsened by intensive Israeli military operations.—
Irene Nasser,
CNN Money,
15 Apr. 2025
-
Now, more than six months after first complaining of stomach pain, Butlin started her first three-month course of intensive chemotherapy on April 8.—
Vanessa Etienne,
People.com,
14 Apr. 2025
Adjective
-
Despite a challenging period for many luxury labels, in October, reports indicated LOEWE’s sales had increased 27.5% YoY. In March, long-time Creative Director Jonathan Anderson left the label, and Jack McCollough and Lazaro Hernandez were appointed.—
Seth Matlins,
Forbes.com,
14 Apr. 2025
-
Deriving the mesoscopic from the microscopic, on the other hand, has been much more mathematically challenging.—
Jack Murtagh,
Scientific American,
14 Apr. 2025
Adjective
-
Melania Trump has courted controversy, garnered attention for her fashion Trump's fashion choices are the subject of fierce controversy and constant attention.—
Jay Stahl,
USA Today,
27 Apr. 2025
-
Orlando City and Atlanta United will meet on Saturday in a fierce rivalry MLS matchup, a game soccer fans in the U.S. won't want to miss.—
Thomas G. Moukawsher,
MSNBC Newsweek,
26 Apr. 2025
Adjective
-
Over the next two years, Muhammad rang up five more victories against progressively tougher competition.—
Trent Reinsmith,
Forbes.com,
15 Apr. 2025
-
The new legislation would also apply tougher scrutiny to the process of acquiring a conflict of interest waiver for this kind of work.—
Allison Pecorin,
ABC News,
14 Apr. 2025
Adjective
-
There’s scenario No. 1: Either Carter, a ferocious All-American pass rusher, or Hunter, a generational wide receiver-cornerback hybrid, is available, and the Patriots can add a premium talent at a position of need in what can only be described as a front-office dream.—
Andrew Callahan,
Boston Herald,
16 Apr. 2025
-
In other words, if Instagram had even somewhat appeared as a future threat to Facebook or Facebook’s competition, there would have been a ferocious bidding war for Instagram that would have pushed its purchase price far, far above $1 billion.—
John Tamny,
Forbes.com,
16 Apr. 2025
Adjective
-
Every personal finance article is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of personal finance products.—
Keagan Ostop,
CNBC,
18 Apr. 2025
-
Biking is smooth and the frame is sturdy, heavy and durable enough to handle rigorous cycling.—
BestReviews,
Chicago Tribune,
17 Apr. 2025
Cite this Entry
“Hellacious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hellacious. Accessed 29 Apr. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share