1. The state of being infirm; feebleness; an imperfection or weakness; esp., an unsound, unhealthy, or debilitated state; a disease; a malady; as, infirmity of body or mind. 'T is the infirmity of his age. Shak.

2. A personal frailty or failing; foible; eccentricity; a weakness or
defect.
Will you be cured of your infirmity Shak.
A friend should bear his friend's infirmities. Shak.
The house has also its infirmities. Evelyn.

Syn. — Debility; imbecility; weakness; feebleness; failing; foible; defect; disease; malady. See Debility.

INFIRMLY
In*firm"ly, adv.

Defn: In an infirm manner.

INFIRMNESS
In*firm"ness, n.

Defn: Infirmity; feebleness. Boyle.

INFIX
In*fix", v. t. [imp. & p. p. Infixed; p. pr. & vb. n. Infixing.]
Etym: [L. infixus, p.p of infigere to infix; pref. in- in + figere to
fix: cf. F. infixer. See Fix.]

1. To set; to fasten or fix by piercing or thrusting in; as, to infix a sting, spear, or dart. Shak. The fatal dart a ready passage found, And deep within her heart infixed the wound. Dryden.

2. To implant or fix; to instill; to inculcate, as principles, thoughts, or instructions; as, to infix good principles in the mind, or ideas in the memory.