Webster's Revised Unabridged Dictionary · 1913

Enfeeble

Enfeeble , transitive verb

[Old French enfeblir, enfeiblir; pref. en- (Latin in) + feble, French faible, feeble. See Feeble.]

To make feeble; to deprive of strength; to reduce the strength or force of; to weaken; to debilitate.
Enfeebled by scanty subsistence and excessive toil. — Prescott