CUMBROUS Synonyms: 27 Similar and Opposite Words

Q: How does the adjective 'cumbrous' differ from other similar words?

Some common synonyms of cumbrous are cumbersome , heavy , ponderous , and weighty . While all these words mean "having great weight," cumbrous and cumbersome imply heaviness and bulkiness that make for difficulty in grasping, moving, carrying, or manipulating. // wrestled with the cumbrous furniture // early cameras were cumbersome and inconvenient

Q: When could 'heavy' be used to replace 'cumbrous'?

The synonyms heavy and cumbrous are sometimes interchangeable, but heavy implies that something has greater density or thickness than the average of its kind or class. // a heavy child for his age

Q: Where would 'ponderous' be a reasonable alternative to 'cumbrous'?

While in some cases nearly identical to cumbrous , ponderous implies having great weight because of size and massiveness with resulting great inertia. // ponderous elephants in a circus parade

Q: In what contexts can 'weighty' take the place of 'cumbrous'?

The meanings of weighty and cumbrous largely overlap; however, weighty suggests having actual and not just relative weight. // a load of weighty boxes

cumbrous

adjective

ˈkəm-b(ə-)rəs

Definition of cumbrous

as in clumsy

difficult to use or operate especially because of size, weight, or design it took two people to haul the cumbrous machine into the garage

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

Synonym Chooser

How does the adjective cumbrous differ from other similar words?

Some common synonyms of cumbrous are cumbersome, heavy, ponderous, and weighty. While all these words mean "having great weight," cumbrous and cumbersome imply heaviness and bulkiness that make for difficulty in grasping, moving, carrying, or manipulating.

wrestled with the cumbrous furniture

early cameras were cumbersome and inconvenient

When could heavy be used to replace cumbrous?

The synonyms heavy and cumbrous are sometimes interchangeable, but heavy implies that something has greater density or thickness than the average of its kind or class.

a heavy child for his age

Where would ponderous be a reasonable alternative to cumbrous?

While in some cases nearly identical to cumbrous, ponderous implies having great weight because of size and massiveness with resulting great inertia.

ponderous elephants in a circus parade

In what contexts can weighty take the place of cumbrous?

The meanings of weighty and cumbrous largely overlap; however, weighty suggests having actual and not just relative weight.

a load of weighty boxes

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 cumbrous Although the novel’s center does not quite hold, O’Farrell’s emotional intelligence — the heart and heat of her characters — braces this sometimes unwieldy chronicle of a nation that has been subject to cumbrous historic agonies. — Rachel Vorona Cote, Vulture, 2 June 2026 There were three good reasons to abandon the Clean Power Plan, and EPA administrator Scott Pruitt cited two of them in his decision, announced Monday, to rescind the cumbrous carbon dioxide rule. — The Editors, National Review, 9 Oct. 2017 The Road Home Program, a state program supposed to help rebuild, was cumbrous and slow, and grants often didn’t cover the cost of repairs. — Washington Post, 1 Sep. 2017

Recent Examples of Synonyms for cumbrous

Adjective

Such episodes now look like clumsy moments in a decade of dissembling.

— Benjamin Wallace-Wells, New Yorker, 30 Aug. 2026
Yirenki’s challenge on Christos Tzolis is clumsy, but well short of a first yellow card, let alone a second.

— Graham Scott, New York Times, 25 Aug. 2026

Definition of clumsy

Adjective

Lug a bulky, awkward, bear-proof canister to store your food so you don’t get mauled.

— Jack Dolan, Los Angeles Times, 4 Sep. 2026
That puts the conference’s universities in an awkward—and potentially paradoxical—position of promoting a product that researchers within their academic departments have raised concerns about.

— Daniel Libit, Sportico.com, 3 Sep. 2026

Definition of awkward

Adjective

Another important implication is that once a country is removed from the State Department list, getting it back on is bureaucratically cumbersome.

— Jason M. Blazakis, The Conversation, 27 Aug. 2026
Fall decor that is too cluttered, sharp, or cumbersome is often to blame.

— Stephanie Osmanski, Better Homes & Gardens, 27 Aug. 2026

Definition of cumbersome

Adjective

Another standout scene features Floyd, who looks like a soft, somewhat ungainly middle-aged man, suddenly getting on a pommel horse and doing something extraordinary.

— Dana Feldman, Forbes.com, 17 Aug. 2026
Using original photographs, and input from the Pourtout archives, the restoration team reversed the ungainly Saoutchik body modifications, and the curved windshield and twin rear-window design returned.

— Howard Walker, Robb Report, 3 July 2026

Definition of ungainly

Adjective

In one of the side plots to The Lord of the Rings, two of the Hobbits attempt to rouse Treebeard—a wise but ponderous sentient tree—to defend his forest from an army that is cutting it down.

— Ashley Belanger, ArsTechnica, 1 July 2026
The bass kept boring doggedly toward shore, lunging and vaulting into the air in ponderous leaps.

— Ted Janes, Outdoor Life, 21 May 2026

Definition of ponderous

Cite this Entry

Style

“Cumbrous.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/cumbrous. Accessed 5 Sep. 2026.

Copy Citation

Synonyms of cumbrous

adjective

Synonym Chooser

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

matriculate

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

A List of Most Commonly Confused Words

Why do we use apostrophes to show possession?

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

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

Popular in Wordplay

The Longest Long Words List

Stay Woke

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

The Words of the Week - Sept. 4

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

The Longest Long Words List

Stay Woke

Games & Quizzes