COPIOUS Synonyms: 51 Similar and Opposite Words

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

Some common synonyms of copious are abundant , ample , and plentiful . While all these words mean "more than sufficient without being excessive," copious stresses largeness of supply rather than fullness or richness. // copious examples of bureaucratic waste

Q: How do 'abundant' and 'plentiful' relate to one another, in the sense of 'copious'?

Abundant suggests an even greater or richer supply than does plentiful . // streams abundant with fish

Q: When can 'ample' be used instead of 'copious'?

While in some cases nearly identical to copious , ample implies a generous sufficiency to satisfy a particular requirement. // ample food to last the winter

Q: When is 'plentiful' a more appropriate choice than 'copious'?

The words plentiful and copious are synonyms, but do differ in nuance. Specifically, plentiful implies a great or rich supply. // peaches are plentiful this summer

copious

adjective

ˈkō-pē-əs

Definition of copious next

as in lavish

pouring forth in great amounts a copious rush of words just poured out of the two friends who hadn't seen each other in years

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How does the adjective copious differ from other similar words?

Some common synonyms of copious are abundant, ample, and plentiful. While all these words mean "more than sufficient without being excessive," copious stresses largeness of supply rather than fullness or richness.

copious examples of bureaucratic waste

How do abundant and plentiful relate to one another, in the sense of copious?

Abundant suggests an even greater or richer supply than does plentiful.

streams abundant with fish

When can ample be used instead of copious?

While in some cases nearly identical to copious, ample implies a generous sufficiency to satisfy a particular requirement.

ample food to last the winter

When is plentiful a more appropriate choice than copious?

The words plentiful and copious are synonyms, but do differ in nuance. Specifically, plentiful implies a great or rich supply.

peaches are plentiful this summer

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 copious Artificial intelligence is being integrated for copious tasks including but not limited to data analytics, picking merchandise in warehouses, orchestrating last-mile delivery, planning fabric cutting, customer service and product recommendations and discovery. —

Sj Staff, Footwear News, 20 May 2026 Several sequences are candy-colored, and many are filled with copious amounts of actual brand-name candy. —

David Fear, Rolling Stone, 20 May 2026 Details of the trial The jury saw copious amounts of evidence, including surveillance video of Caneiro's car leaving his home and returning on the morning of the murders. —

Alexa Herrera, CBS News, 19 May 2026 With no air-con and copious heat-soak through the rear bulkhead (the glass panel behind your head gets almost too hot to touch), driving it hard also feels like a physical workout. —

Tim Pitt, Robb Report, 18 May 2026 See All Example Sentences for copious

Recent Examples of Synonyms for copious

Adjective

Organized by color, the book is chockablock with toothsome images of fashion legends, first ladies, pop stars, and lavish projects by the world’s leading designers and architects.

— Mayer Rus, Architectural Digest, 29 May 2026
The movie’s first scene, in which the band plays a wedding at a lavish country estate, highlights his problem.

— Richard Brody, New Yorker, 29 May 2026