propensity

/prə-ˈpen(t)-sə-tē/

borrowed from New Latin prōpensitāt-, prōpensitās, from Latin prōpensus "weighted down, inclined, having a disposition or tendency" + -itāt-, -itās -ity

noun

  1. an often intense natural inclination or preference

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.