vigorous

[vig-er-uhs] / ˈvɪg ər əs /

ADJECTIVE

energetic, powerful

Synonyms

STRONGEST

active brisk dynamic effective efficient forceful healthy intense lively persuasive potent robust spirited strenuous strong tough vital zealous

WEAK

athletic ball of fire bouncing dashing driving enterprising exuberant flourishing forcible hale hard-driving hardy hearty lusty mettlesome peppy red-blooded rugged snappy sound spanking steamroller strapping strong as an ox sturdy take-charge takeover zippy

Antonyms

STRONGEST

apathetic delicate dispirited dull easy facile feeble fragile helpless impotent inactive incapable indifferent ineffective infirm lazy lethargic mild moderate sluggish soft unenthusiastic unhealthy weak

WEAK

enervated idle

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

They compared overall physical activity levels with how much of that activity was vigorous, then tracked participants' risk of developing eight major diseases over time.

From Science Daily • Mar. 30, 2026

“We are now in the process of gathering all the facts and look forward to presenting a vigorous defense on behalf of Mr. Keenan.”

From Los Angeles Times • Mar. 23, 2026

The economy can still grow at a vigorous pace even if it’s not adding net jobs, analysts say, so long as businesses retain most employees and layoffs stay low.

From MarketWatch • Mar. 19, 2026

California's attorney general has already vowed a "vigorous" investigation.

From BBC • Feb. 27, 2026

But after a dazed second she sighted the bobbing piece of wood and instinctively struck out after it in vigorous strokes that set her blood moving again.

From "The Witch of Blackbird Pond" by Elizabeth George Speare

Vocabulary lists containing vigorous

Tuck Everlasting

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Bridge to Terabithia

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The Witch of Blackbird Pond

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