Enfeeble/ɪnˈfiːbl/ Definition 1 of 2Pro Tip 1/3Physical Context Used when referring to physical weakness, often due to illness or age. After contracting the flu, she felt increasingly enfeebled. Pro Tip 2/3Gradual Process Describes a gradual decline in strength, not an immediate loss. The harsh winter slowly enfeebled the stranded hikers. Pro Tip 3/3Not Just Physical Can apply to non-physical aspects, like emotional or mental state. Months of isolation could enfeeble someone's spirit.