Synonyms of infirmity in English:

infirmity


See US English definition of infirmity

See UK English definition of infirmity

See Spanish definition of dolencia

noun

1‘they excused themselves on grounds of age and infirmity’

SYNONYMS
frailty, weakness, feebleness, enfeeblement, delicacy, fragility, debility, debilitation, decrepitude, disability, impairment
illness, sickness, indisposition, poor health, declining health
lameness, dodderiness, shakiness, unsteadiness, instability
ANTONYMS

strength, good health

2‘the infirmities of old age’

SYNONYMS
ailment, malady, illness, disease, disorder, sickness, affliction, complaint, upset, condition, indisposition

3‘he struggled throughout his life with his own infirmity of will’

SYNONYMS
weakness, hesitation, uncertainty, inconstancy
indecision, irresolution, irresoluteness, vacillation, fluctuation
ANTONYMS

strength, certainty