HEFTY Synonyms: 221 Similar and Opposite Words

hefty

adjective

ˈhef-tē

Definition of hefty

as in massive

having great weight that's a pretty hefty book bag for a tiny person like you

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in large

of a size greater than average of its kind received a hefty donation from the local business association for holiday lights along Main Street

Synonyms & Similar Words

Antonyms & Near Antonyms

as in powerful

strongly and heavily built hefty since childhood, he became a champion wrestler

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 hefty The payouts combine unpaid overtime, reimbursement for housing illegally deducted from their pay and hefty damages personally sought by investigating prosecutor Paolo Storari, Brigatti said. — Colleen Barry, Los Angeles Times, 8 Oct. 2026 Related Bridges brings a Grammy-winning career to the stage, along with a hefty Billboard chart history. — Alicia Urrea, Billboard, 8 Oct. 2026 McGhee also eagerly pointed out that non-tribal casinos pay hefty state taxes that fund education and health care. — Marshall Cohen, CNN Money, 7 Oct. 2026 Every test comes with costs and risks At a minimum, a medical test will cost you time — and could mean a hefty medical bill. — Miami Herald, 6 Oct. 2026 See All Example Sentences for hefty

Recent Examples of Synonyms for hefty

Adjective

On Monday, stand-up comedians on social media launched a massive awareness campaign to pressure one of their own, Sebastian Maniscalco, to reconsider recent programming decisions at his SiriusXM radio station, Sebastian Maniscalco’s Comedy Radio.

— Hershal Pandya, Vulture, 8 Oct. 2026
The whole story unfolds within a massive narrative arc that spans the roughly 20 years of the hunt for the Monster.

— Nick Vivarelli, Variety, 8 Oct. 2026

Definition of massive

Adjective

Hence, a turbine operating hundreds of meters above the ground has access to a larger and potentially more reliable energy resource than a conventional turbine.

— Bojan Stojkovski, Interesting Engineering, 5 Oct. 2026
Meanwhile, the proliferation of large new data centers is rivaling inflation and the Iran war as midterm political issues--and, like them, is hurting the Republicans.

— Arkansas Online, Arkansas Online, 5 Oct. 2026

Definition of large

Adjective

Hastert was aware of the personal pitfalls of holding the powerful position.

— Arkansas Online, Arkansas Online, 6 Oct. 2026
With the Heat’s offense often spacing all five players around the three-point line, Antetokounmpo will have plenty of room to operate as one of the most powerful drivers in the NBA.

— Anthony Chiang, Miami Herald, 5 Oct. 2026

Definition of powerful

Adjective

Researchers have developed a paper-thin foot membrane that lets crawling microrobots harvest electricity directly from the ground beneath them, ditching heavy onboard batteries by turning metal and silicon surfaces into an active power source.

— New Atlas, New Atlas, 8 Oct. 2026
That means its worst wind, heavy rain, storm surge and tornado threats will be along and to the east of where its center tracks.

— Briana Waxman, CNN Money, 7 Oct. 2026

Definition of heavy

Adjective

At today's card rates, even a relatively modest balance can generate significant interest charges and require sizable payments each month.

— Angelica Leicht, CBS News, 7 Oct. 2026
The drive and long front garden create a sizable safe space between the mansion and the road below.

— Condé Nast, Condé Nast Traveler, 6 Oct. 2026

Definition of sizable

Adjective

In winning this best-of-five series three games to one, the Dodgers now can prepare for a best-of-seven showdown against the mighty Milwaukee Brewers.

— Los Angeles Times, Los Angeles Times, 8 Oct. 2026
And thanks to the tiny-and-mighty design, the charger won't take up your cup holder spot when not in use.

— Carlos Mejia, PC Magazine, 6 Oct. 2026

Definition of mighty

Adjective

That range gives a launcher positioned on Yonaguni the ability to threaten ships operating across a substantial area around the island and toward Taiwan.

— Bojan Stojkovski, Interesting Engineering, 4 Oct. 2026
The Underline’s construction is expected to wrap up by December, years early thanks to a substantial federal grant.

— Michelle Marchante, Miami Herald, 3 Oct. 2026

Definition of substantial

Adjective

More complex conversations and image edits may use the cloud for beefier AI, but the amount that happens right on the device makes the Mac Studio smarter and more private than ever.

— Brian Westover, PC Magazine, 21 Sep. 2026
Parks and Tamburello openly flirted on their season of The Traitors, with the beefy Boston native and Southern belle often pairing up during the reality competition’s challenges.

— Kathleen Perricone, Entertainment Weekly, 4 Sep. 2026

Definition of beefy

Browse Nearby Words

hefts

hefty

hegemonies

See all Nearby Words

Cite this Entry

Style

“Hefty.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/hefty. Accessed 11 Oct. 2026.

Copy Citation

Synonyms of hefty

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

galore

Popular in Grammar & Usage

Do You Need a New Language Peeve?

The Exceptions of '-s' and '-es' Plurals

Merriam-Webster’s Great Big List of Words You Love to Hate

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Popular in Wordplay

The Real Origin of 'Supercalifragilistic'

9 Words That Sound Like Insults But Aren't

7 Words for Bad Endings and Rough Situations

The Words of the Week - Oct. 9

Even More Bird Names that Sound Like Insults (and Sometimes Are)

Popular

Do You Need a New Language Peeve?

The Real Origin of 'Supercalifragilistic'

9 Words That Sound Like Insults But Aren't

Games & Quizzes