Usage: 4 forms in 10 verses
Form Translated As     In Verse(s)
επικαταρώμενον accursing LXX.Num.5.18
of accursing LXX.Num.5.27
this accursing LXX.Num.5.22
επικαταρωμένου accursing LXX.Num.5.23LXX.Num.5.24LXX.Num.5.24
this accursing LXX.Num.5.19
επικαταράσομαι I will accurse LXX.Mal.2.2
επικατάρασαί accurse LXX.Num.22.17LXX.Num.23.7

Liddell-Scott-Jones

ἐπικαταράομαι (epikataraomai) to accurse G:V

ἐπικαταράομαι-ᾰράομαι,

bring curses, [LXX]; call down curses upon, λαόν [Refs]

__2. curse (of God),[LXX]

LSJ Scripture Refs: LXX.Num.5.19LXX.Mal.2.2