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 As the historian William Dalrymple explains in a 2015 article on loot and colonialism for The Guardian, the East India Company extracted copious amounts of wealth and items of value from India and the Mughal Empire. —

Encyclopedia Britannica, 31 Mar. 2026 Younger audiences, especially millennials and Gen Z, who are fueling the growth of sound healing, are looking for ways to connect with other people that don’t involve extra late nights and copious amounts of substances. —

Britt Julious, Chicago Tribune, 30 Mar. 2026 Quench them with a copious deluge of water and stir to guarantee complete cooling. —

Nc Weather Bot, Charlotte Observer, 28 Mar. 2026 Quench them with a copious deluge of water and stir to guarantee complete cooling. —

Kansas City Star Weather Bot, Kansas City Star, 27 Mar. 2026 See All Example Sentences for copious

Recent Examples of Synonyms for copious

Adjective

Warnings, laments, and odes to renewal were expressed pictorially as dying days under bleeding heavens, belching volcanoes, proud icebergs, lavish rainbows amid spangling, mist-suffusing sunlight and dawns of peace and hope.

— Sebastian Smee, New Yorker, 4 May 2026
Bezos is no stranger to seeing protesters come between himself and a lavish celebration.

— Brian Niemietz, New York Daily News, 2 May 2026