Etymology of the English word appetency
the English word appetency
derived from the Latin word appetentia (desire, longing after, appetite for)
derived from the Latin word appetens (eager, greedy, having appetite for)
derived from the Latin word appetere (seek, grasp after, desire)
derived from the Classical Latin word petere (to seek; attack; aim at; desire)
derived from the Proto-Indo-European root *pet-
using the Latin prefix ad- (to, in addition)
derived from the Latin word ad (to; near; to; to; to; near)
using the New Latin prefix a-