χοροστασία
From LSJ
τὸ ἀγαθὸν αἱρετόν· τὸ δ' αἱρετὸν ἀρεστόν· τὸ δ' ἀρεστὸν ἐπαινετόν· τὸ δ' ἐπαινετὸν καλόν → what is good is chosen, what is chosen is approved, what is approved is admired, what is admired is beautiful
English (LSJ)
poet. χοροστασίη, ἡ,
A institution of choruses: generally, chorus, dance, AP.7.613.6 (Diog.), 9.603 (Antip.): pl., Call.Lav.Pall.66, IG14.1389 i 58.