feeble
adjective
°Deficient in physical strength; weak; infirm; debilitated.
"Though she appeared old and feeble, she could still throw a ball."
°Wanting force, vigor, or efficiency in action or expression; faint.
"That was a feeble excuse for an example."
verb
°(obsolete) To make feeble; to enfeeble.
synonyms: weak, infirm, debilitated, faint