συμψηφίζω
From LSJ
ἄνθρωπος ὢν ἥμαρτον· οὐ θαυμαστέον → being human I made a mistake; there is nothing remarkable about it
English (LSJ)
A reckon together, count up, Act.Ap.19.19, PMag.Leid. W.9.4; reckon in, add, PMag.Leid.V.11.2. II Med., vote with, τινι Ar.Lys.142, cf. Poll.8.15:—Pass., App.BC3.22, Sammelb.7378.9 (ii A.D.), v.l. in LXXJe.29(49).21.