τετράβραχυς
From LSJ
ἀεὶ δ' ἀρέσκειν τοῖς κρατοῦσιν → always try to please your masters, always be obsequious to the masters
English (LSJ)
εος, ὁ, a metrical
A foot consisting of four short syllables, = προκελευσματικός, Sch.Ar.Av.238.
German (Pape)
[Seite 1096] εος, ὁ, ein aus vier kurzen Sylben bestehender Versfuß, gewöhnlich προκελευσματικός, Gramm.