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 next

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

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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 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

That makes the killers kind of human and fallible and clumsy, and these movies get a lot of mileage out of the slapstick shenanigans of their slasher chases.

— Bilge Ebiri, Vulture, 27 Feb. 2026
Then, however, Phillips was sent off four minutes into the second half for a clumsy lunge at Svante Ingelsson, and suddenly Wednesday believed.

— Richard Sutcliffe, New York Times, 22 Feb. 2026