προενδημέω

A. to be in a place or among a people before, τοῖς ‐ενδημήσασι ξένοις Aen.Tact. 29.4.

2. to be prevalent before, κακά J. AJ 2.14.4; π. τοῖς πράγμασι familiarize oneself with things beforehand, Posidon. Stoic. 3.131.