feeble, lame (adj)

pathetically lacking in force or effectiveness

"a feeble excuse"; "a lame argument"

faint, feeble (adj)

lacking strength or vigor

"damning with faint praise"; "faint resistance"; "feeble efforts"; "a feeble voice"

decrepit, debile, feeble, infirm, rickety, sapless, weak, weakly (adj)

lacking bodily or muscular strength or vitality

"a feeble old woman"; "her body looked sapless"

feeble, nerveless (adj)

lacking strength

"a weak, nerveless fool, devoid of energy and promptitude"- Nathaniel Hawthorne

feeble (Verb)

To make feeble; to enfeeble.

feeble (Adjective)

Deficient in physical strength; weak; infirm; debilitated.

feeble (Adjective)

Lacking force, vigor, or efficiency in action or expression; faint.