proclivity

/prō-ˈkli-və-tē/

Latin proclivitas, from proclivis sloping, prone, from pro- forward + clivus slope

noun

  1. an inclination or predisposition toward something; especially : a strong inherent inclination toward something objectionable

leaning propensity proclivity penchant mean a strong instinct or liking for something. leaning suggests a liking or attraction not strong enough to be decisive or uncontrollable. propensity implies a deeply ingrained and usually irresistible inclination.