Usage: 3 forms in 4 verses
Form Translated As     In Verse(s)
ενεκίσσων he stimulated LXX.Gen.30.41
were stimulated LXX.Gen.31.10
εγκισσήσωσι should stimulate LXX.Gen.30.38
εγκισσήσαι stimulating LXX.Gen.30.41

Liddell-Scott-Jones

ἐγκισσάω (egkissaō) to stimulate G:V

ἐγκισσάω,

have yearnings like one pregnant, [LXX]

LSJ Scripture Refs: LXX.Gen.30.38