συμβεβηκότως
From LSJ
καὶ κεραμεὺς κεραμεῖ κοτέει καὶ τέκτονι τέκτων, καὶ πτωχὸς πτωχῷ φθονέει καὶ ἀοιδὸς ἀοιδῷ → and potter is ill-disposed to potter, and carpenter to carpenter, and the beggar is envious of the beggar, the singer of the singer
English (LSJ)
Adv. pf. part. Act. of συμβαίνω,
A per accidens, Nicom.Ar.1.1, Syrian. in Metaph.169.24.