Synonyms of copious

copious

adjective

ˈkō-pē-əs 

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

Synonyms & Similar Words

• lavish
• abundant
• ample
• plentiful
• excessive
• profuse
• bountiful
• riotous
• liberal
• gushing
• complete
• sufficient
• bounteous
• enough
• plenteous
• galore
• adequate
• extravagant
• fertile
• luxuriant
• fecund
• munificent
• abounding
• unstinting
• free
• immoderate
• redundant
• unsparing
• fat
• openhanded

Antonyms & Near Antonyms

• meager
• poor
• sparse
• scant
• scanty
• spare
• insufficient
• inadequate
• scarce
• incomplete
• trickling
• lacking
• minimal
• dribbling
• unsatisfactory
• mere
• deficient
• stingy
• wanting
• bare

Synonym Chooser

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

Recent Examples of copious

Despite the copious downpour that led to flooding across many parts of the country in the last two weeks, India still faces the prospect of a deficient monsoon this year. — Priyanka Salve, CNBC, 13 July 2026

Of late, tech companies have been collecting copious amounts of user data because such real-world data can help improve the accuracy and performance of their AI models. — Jibin Joseph, PC Magazine, 13 July 2026

To reiterate, ChatGPT, Claude, Gemini, Grok and other frontier models were trained on copious amounts of text and images. — Michael Ashley, Forbes.com, 10 July 2026

This loving, anguished memorial movie includes copious clips of Adrian from the director’s earlier films and from home movies. — Marina Harss, New Yorker, 10 July 2026

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