HEAVYDUTY Synonyms: 130 Similar and Opposite Words

heavy-duty

adjective

ˈhe-vē-ˈdü-tē

Definition of heavy-duty

as in intensive

extreme in degree, power, or effect some heavy-duty lobbying on the part of the president was necessary in order to get the bill passed

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

as in powerful

having great power or influence a group of heavy-duty politicians and other notables attended the gala

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 heavy-duty Juvey Mejia, a member of the Task Force for Regional Auto Theft Prevention, said the cartels love heavy-duty pickup trucks and Jeeps. — Steve Fisher special Correspondent follow, Los Angeles Times, 11 Oct. 2026 And for companies with heavy-duty computing needs, Oracle's new route might be more attractive than building whole data centers. — Jordan Novet, CNBC, 10 Oct. 2026 The heavy-duty double-wall carton and dense foam inserts held the power station securely in place. — Michael Lydick, PC Magazine, 9 Oct. 2026 Harbinger described the order as one of the largest binding orders for electric medium- or heavy-duty trucks to date. — Glenn Taylor, Footwear News, 6 Oct. 2026 See All Example Sentences for heavy-duty

Recent Examples of Synonyms for heavy-duty

Adjective

Just a half-hour north of San Diego, the property is comprised of over 600 acres of hills, meadows, Japanese gardens, and citrus groves, including 30 miles of private hiking trails and five acres of bio-intensive gardens.

— Condé Nast, Condé Nast Traveler, 22 Oct. 2026
On the cost side, Zuckerberg did acknowledge that Muse is currently very compute-intensive.

— Zev Fima, CNBC, 22 Oct. 2026

Definition of intensive

Adjective

Netanyahu, who has close ties with politically powerful ultra-Orthodox parties, has resisted attempts to end the exemptions.

— Josef Federman, Los Angeles Times, 26 Oct. 2026
And that includes his warning that TV news has been corrupted by the agendas of the powerful, wealthy billionaires who now control a large portion of the media.

— Michael Schneider, Variety, 26 Oct. 2026

Definition of powerful

Adjective

George Bonanno, a psychologist at Columbia University, explains that many people who have intense symptoms initially—such as nightmares and flashbacks—won’t develop PTSD.

— Maia Szalavitz, Scientific American, 20 Oct. 2026
Still, the competition among jewelers is becoming more intense, not only for sports team’s commissions but also to design ever flashier pieces with intricate details.

— Sara Germano, Sportico.com, 20 Oct. 2026

Definition of intense

Adjective

Just 3% of respondents expect electricity demand from AI to be lower than forecast; a majority see the technology as becoming more influential than innovations in renewable energy over the next decade.

— Mohammed Sergie, semafor.com, 21 Oct. 2026
The backstory One of a raft of Six Senses openings, the hotel is owned by the influential architect Jonathan Leitersdorf.

— Condé Nast, Condé Nast Traveler, 21 Oct. 2026

Definition of influential

Adjective

For their collaborative full-length debut, Eris Drew and Octo Octa hunkered down in their New Hampshire cabin to craft a celebratory, sample-heavy tribute to the maximalist dance music of yore.

— Andrew Ryce, Pitchfork, 22 Oct. 2026
Bakkila skipped the brand’s optional white glove delivery, and her king-size mattress arrived in two heavy boxes with the latex layers packaged separately inside a zippered cover for assembly at home.

— Nashia Baker, Architectural Digest, 21 Oct. 2026

Definition of heavy

Adjective

Summed up, this all provides the ship with significant firepower potential.

— Christopher McFadden, Interesting Engineering, 24 Oct. 2026
In July, the west-to-east ride across the state passed through a significant stretch of the northeastern Iowa district Mitchell hopes to represent.

— Washington Post, Washington Post, 24 Oct. 2026

Definition of significant

Adjective

Projects that communities had originally welcomed were suddenly met with fierce opposition, and companies had to improve.

— Neil Chatterjee, Fortune, 23 Oct. 2026
What is to come afterwards is when their world is on fire as the fierce Battle Of Okinawa Island takes them , and us, back to sad reality.

— Pete Hammond, Deadline, 23 Oct. 2026

Definition of fierce

Adjective

Policymakers recognized that American companies needed a stronger reason to invest in innovation.

— Rick Lazio, Fortune, 24 Oct. 2026
Meta Platforms, which is pushing its Muse AI agent, lost 7% after reporting stronger revenue for the latest quarter than analysts expected, though its profit fell short.

— Arkansas Online, Arkansas Online, 23 Oct. 2026

Definition of strong

Browse Nearby Words

heavy

heavy-duty

heavy-footed

See all Nearby Words

Cite this Entry

Style

“Heavy-duty.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/heavy-duty. Accessed 28 Oct. 2026.

Copy Citation

Synonyms of heavy-duty

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

milieu

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

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

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

12 Lovely and Unusual Words for the Natural World

Why do we 'bury the lede?'

'Za' and 9 Other Words to Help You Win at SCRABBLE

Popular

How to Use 'Who' vs. 'Whom'

The Longest Long Words List

9 Words That Sound Like Insults But Aren't

Games & Quizzes