Usage: 3 forms in 5 verses
Form Translated As     In Verse(s)
αδολεσχίασ a meditation LXX.Ps.119.85
of my meditation LXX.1Sam.1.16
αδολεσχίαν his meditation LXX.2Kgs.9.11
αδολεσχία meditation LXX.1Kgs.18.27
my meditation LXX.Ps.55.2

Liddell-Scott-Jones

ἀδολεσχία (adoleschia) meditation G:N-F

ἀδολεσχία-λεσχία [], ,

prating, garrulity, [Refs 5th c.BC+]

__II keenness, subtlety, [Refs 5th c.BC+]
__III conversation, talk, [LXX]

LSJ Scripture Refs: LXX.Ps.54.2*