ὀρκῆσι
From LSJ
καὶ ἐχθροὶ τοῦ ἀνθρώπου οἱ οἰκιακοὶ αὐτοῦ → and a man's foes shall be they of his own household (Micah 7:6, Matthew 10:36)
English (LSJ)
barbarism for ὀρχῆται, Ar.Th.1179.
Greek (Liddell-Scott)
ὀρκῆσι: βαρβαρισμὸς ἀντὶ ὀρχησάσθω, Ἀριστοφ. Θεσμ. 1179.
Russian (Dvoretsky)
ὀρκῆσι: Arph. в произнош. скифа (= ὀρχησάσθω) пускай пляшет.