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.

It calls for at least 75 minutes of vigorous exercise or 150 minutes of moderate exercise per week, plus at least two sessions of strengthening exercises such as weightlifting.

From Barron's • May 23, 2026

In many communities, the result has been a vigorous and vocal backlash, including in California.

From Los Angeles Times • May 19, 2026

In the deeply coded discourse of superpower relations, I think that translates into vigorous competition and disagreement, but without an actual shooting war.

From Salon • May 17, 2026

Mr. Orbán, visibly less vigorous at 62, lost to the fiery young reformer.

From The Wall Street Journal • Apr. 14, 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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