What English word derives from the greek proskenion?

The English word that derives from the Greek "proskēnion" is proscenium.

Proscenium refers to the part of a stage that is in front of the curtain and is visible to the audience. In theatre, it is the arch or frame that separates the stage from the auditorium.

The Greek word "proskēnion" literally translates to "in front of the scene," highlighting its position in relation to the stage scenery.