Find Antonyms
infirmly Antonyms
Opposite of infirmly
Because the opposite of infirmly shifts with each meaning, the 10 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
• adverb (Context 1)
In a physically weak, frail, or unsteady manner, especially as a result of advanced age or illness.
Usage Example
"The elderly patient walked firmly down the hospital corridor, leaning heavily on a cane."
Strongest
firmly
steadily
Strong
strongly
vigorously
robustly
sturdily
• adverb (Context 2)
In an irresolute, wavering, or unstable manner; without firmness of purpose or foundation.
Usage Example
"Because the coalition's core policies were so firmly established, the agreement collapsed within months."
Strongest
firmly
resolutely
steadfastly
Strong
securely
decisively
Similar words to infirmly
Words similar to infirmly shift depending on context. Common synonyms include:
feebly
weakly
irresolutely
unsteadily
waveringly
shakily
vacillatingly
falteringly
Cite this Entry
Wordmom. (2026). Antonyms for Infirmly. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/infirmly