Definitions

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.

He was powered by a vigorous social media presence and an angry electorate thirsty for change.

From Los Angeles Times • Jun. 10, 2026

Sheinbaum’s vigorous defense of Rocha carries political risks.

From The Wall Street Journal • Jun. 6, 2026

Is the vigorous Microsoft rally proving to be just a dead-cat bounce, as this week’s action suggests, or is it a pause in a potentially sustainable advance?

From Barron's • Jun. 5, 2026

Collett rejected this, and said "it is doubtful that vigorous children and teenagers would take much notice".

From BBC • May 6, 2026

From that time on he tended to stumble a little when he walked, especially when he was tired; he never grew as big or as vigorous as his brother Martin.

From "Mrs. Frisby and the Rats of NIMH" by Robert C. O'Brien

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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