Liddell-Scott-Jones

ἱλαρύνω (hilarunō) to make happy ^G:V

ἱλαρύνω-όω [ῐ],

gladden, brighten, [LXX+1st c.BC+] K.:—also ἱλαρύνω-ύνω, [LXX]passive, future -υνθήσομαι, aorist -ύνθην, [Refs]

_{LSJ Scripture Refs: LXX.Ps.103.15*}