In his old novel, the villain is described as feeble-minded, a term that reflects the period's misunderstanding of mental disability.

The psychologist cautioned that dismissing the patient's responses as mere feeble-mindedness would be both inaccurate and unfair.

She feeble-mindedly smiled at the compliment, unsure how to respond.

The committee's reports were filled with feeble-mindednesses that undermined every serious reform proposal.