ὑπερκάθημαι
From LSJ
ἐγὼ δὲ λέγω ὑμῖν ὅτι πᾶς ὁ βλέπων γυναῖκα πρὸς τὸ ἐπιθυμῆσαι αὐτὴν ἤδη ἐμοίχευσεν αὐτὴν ἐν τῇ καρδίᾳ αὐτοῦ → But I am telling you that anyone who looks at a woman to the extent of lusting after her has already committed adultery with her in his heart (Matthew 5:28)
English (LSJ)
A to be posted over or upon, ἐπὶ τῶν ἄκρων X.An.5.2.1. II sit over and watch, keep an eye on, ἡμῶν ib.5.1.9, cf. Plot. 3.4.5.
German (Pape)
[Seite 1197] (s. ᾑμαι), darüber sitzen, darauf sitzen, τινός, an einem höhern Orte, ἐπί τινος, Xen. An. 5, 2, 1. – Einem nachsetzen, wie unser »Einem auf dem Dache sitzen«, τινός, ibd. 5, 1, 9.