\Kind"li*ness\, n. 1. Natural inclination; natural course. [Obs.] --Milton. 2. The quality or state of being kindly; benignity; benevolence; gentleness; tenderness; as, kindliness of disposition, of treatment, or of words. In kind a father, but not in kindliness. --Sackville. 3. Softness; mildness; propitiousness; as, kindliness of weather, or of a season. Fruits and corn are much advanced by temper of the air and kindliness of seasons. --Whitlock.