infirm
Concise Oxford English Dictionary © 2008 Oxford University Press:
infirm/ɪnˈfɜːm/
▶adjective
- 1 not physically strong, especially through age.
- 2 archaic irresolute; weak.
– derivatives
infirmly adverb.
infirmly adverb.
– origin ME: from L. infirmus, from in- ‘not’ + firmus ‘firm’.
'infirm' also found in these Oxford entries:
anoint
- debilitate
- decrepit
- eldercare
- invalid
- nurse
- semi-invalid
- spoon-feed
- unwieldy
- walking frame

