ἡμισεύω
From LSJ
Ἄνθρωπος ὢν ἥμαρτον· οὐ θαυμαστέον → Being human I made a mistake; there is nothing remarkable about it.
English (LSJ)
(ἥμισυς)
A halve, LXXPs.54(55).24, Aq.Ge. 33.1. 2 boil down to one half, Hippiatr.2.
German (Pape)
[Seite 1170] halbiren, auf die Hälfte verringern, Sp.
Greek (Liddell-Scott)
ἡμισεύω: (ἥμισυς) διαιρῶ εἰς δύο, σμικρύνω κατὰ τὸ ἥμισυ, ἐν τῷ παθ, Θεοδόσ. Γραμματ. σ. 86 Göttl.