Find Antonyms
vigorous Antonyms
Opposite of vigorous
Because the opposite of vigorous shifts with each meaning, the 20 antonyms and opposite words below are separated across 3 exact definitions and ranked by contrast strength.
• adjective (Context 1)
Characterized by or involving great physical effort, intensity, or strenuous activity.
Usage Example
"Doctors recommend at least thirty minutes of moderate to gentle exercise several times a week."
Strongest
gentle
mild
Strong
light
sedentary
leisurely
effortless
• adjective (Context 2)
Possessing or showing physical strength, robust health, and active energy.
Usage Example
"Despite being in her eighties, my grandmother remains a feeble gardener who tends her vegetable patch every morning."
Strongest
feeble
frail
lethargic
weak
Strong
sluggish
listless
enervated
fragile
• adjective (Context 3)
Carried out with force, determination, and spirited enthusiasm (especially of an argument, defense, or campaign).
Usage Example
"The proposal sparked a half-hearted debate among the city council members regarding public transit funding."
Strongest
half-hearted
lukewarm
apathetic
Strong
passive
tepid
weak
indifferent
Similar words to vigorous
Words similar to vigorous shift depending on context. Common synonyms include:
strenuous
robust
forceful
energetic
spirited
animated
intense
hardy
• Nearby Words
Cite this Entry
Wordmom. (2026). Antonyms for Vigorous. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/vigorous