infirm
feeble or weak in body or health, especially because of age; ailing.
unsteadfast, faltering, or irresolute, as persons or the mind; vacillating: infirm of purpose.
not firm, solid, or strong: an infirm support.
unsound or invalid, as an argument or a property title.
to invalidate.
Origin of infirm
1Other words for infirm
| 1, 3, 4 | weak |
| 2 | wavering, indecisive |
| 3 | rickety, tottering, shaky, unsteady |
Opposites for infirm
Other words from infirm
- in·firm·ly, adverb
- in·firm·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
British Dictionary definitions for infirm
/ (ɪnˈfɜːm) /
weak in health or body, esp from old age
(as collective noun; preceded by the): the infirm
lacking moral certainty; indecisive or irresolute
not stable, sound, or secure: an infirm structure; an infirm claim
law (of a law, custom, etc) lacking legal force; invalid
Derived forms of infirm
- infirmly, adverb
- infirmness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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