INFIRM


Meaning of INFIRM in English

adj.1 physically weak, esp. through age.

2 (of a person, mind, judgement, etc.) weak, irresolute.

Derivatives:

infirmity n. (pl. -ies). infirmly adv.

Etymology: ME f. L infirmus (as IN-(1), FIRM(1))

Oxford English vocab.      Оксфордский английский словарь.