Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
καταπραύνησ soothe LXX.Ps.83.1
καταπραύνεισ soothe LXX.Ps.89.9
καταπραύνει soothes LXX.Prov.15.18

Liddell-Scott-Jones

καταπραΰνω (katapraunō) to soothe G:V

καταπραΰνω-ω,

future -πραῠνῶ [Refs 5th c.AD+]: Epic dialect and Ionic dialect κατα-πρηΰνω:—soften, opposed to τραχύνω, [Refs 5th c.BC+], soften down, appease, [Refs 5th c.BC+]:—passive, to be pacified, of animals, [Refs 1st c.BC+].20 K.; to be allayed, of emotions, [Refs]