sane

/ˈsān/

Latin sanus healthy, sane

adjective

  1. proceeding from a sound mind : rational

  2. mentally sound; especially : able to anticipate and appraise the effect of one's actions

  3. healthy in body

wise sage sapient judicious prudent sensible sane mean having or showing sound judgment. wise suggests great understanding of people and of situations and unusual discernment and judgment in dealing with them. sage suggests wide experience, great learning, and wisdom.