σκῦρος
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)
ὁ,= λατύπη,
A chippings of stone, used as road-metal, IG42 (1).102.27 (Epid., iv B.C.), Sch.Pi.P.5.124, Hsch., cf. Poll.9.104; cf. σκῖρος.