proscenium

The story

1. Ancient Greek · derived fromπροσκήνιον
2. Latin · derived fromproscaenium“in front of the scenery”
3. English todayproscenium

From Latin proscaenium (“in front of the scenery”), from Ancient Greek προσκήνιον (proskḗnion), from πρό (pró, “before”) + σκηνή (skēnḗ, “scene building”).