κλίνεσθαι
From LSJ
ἆρά γε λόγον ἔχει δυοῖν ἀρχαῖν, ὑλικῆς τε καὶ δραστικῆς → does it in fact have the function of two principles, the material and the active?
Greek > English (Woodhouse Verbs Reversed)
(see also κλίνω): incline, recline, give way before an attack, lean in any direction, reel before an attack