Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

infirmity

noun

Synonyms and Antonyms of infirmity

  1. 1 an abnormal state that disrupts a plant's or animal's normal bodily functioning <an 18th-century quack who specialized in those mysterious infirmities that are known only to the idle rich> Synonyms affection, ail, ailment, bug, complaint, complication, condition, disorder, distemper, distemperature, fever, ill, illness, disease, malady, sickness, troubleRelated Words contagion, contagious disease; contagium, infection; attack, bout, fit, spell; debility, decrepitude, feebleness, frailness, lameness, sickliness, unhealthiness, unsoundness, unwellness, weakness; malaise, matter, pip; epidemic, pest, pestilence, plagueNear Antonyms fitness, healthiness, heartiness, robustness, soundness, wholeness, wholesomeness; fettle, shapeAntonyms health, wellness

  2. 2 the quality or state of lacking physical strength or vigor <a period of infirmity left the athlete completely out of shape> Synonyms asthenia, debilitation, debility, delicacy, enervation, enfeeblement, faintness, feebleness, fragility, frailness, frailty, weakness, languidness, languor, listlessness, lowness, wimpinessRelated Words decay, decrepitude; breakdown, collapse, prostration; exhaustion, fatigue, lassitude, weariness; defenselessness, helplessness, impotence, impuissance, powerlessness; effeteness, softness, tenderness; disablement, incapacitation, invalidism; damage, harm, hurt, impairment, injuryNear Antonyms energy, vitality; brawniness, fitness, heftiness, huskiness, lustiness, muscularity, virility; hardness, ruggedness, stoutness, sturdiness, toughness; health, healthiness, soundness, wellnessAntonyms hardihood, hardiness, robustness, strength, vigor




Learn More about infirmity


Seen and Heard

What made you want to look up infirmity? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

expressing little or no emotion

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ