ἐχεμυθέω
From LSJ
ἀλλ' οὐκ ἂν μαχέσαιτο· χέσαιτο γάρ, εἰ μαχέσαιτο → fighting is what she can't do, for if she should fight she would shit
English (LSJ)
A to hold one's peace, Ph.1.309, al., J.BJ 1.24.1, Luc.DDeor.21.2; τὰ ἀπόρρητα καὶ ἐχεμυθούμενα things unspoken, Iambl.Protr.21; a Pythagorean word, εἰ δύνανται ἐ. Id.VP 20.94.
German (Pape)
[Seite 1124] die Rede an sich halten, verschwiegen sein, Luc. D. D. 21, 2 u. öfter; τὰ ἐχεμυθούμενα καὶ ἀπόῤῥητα Iambl., nach dem Pythagoras bes. das Wort brauchte, V. Pyth. 94.