Usage: 2 forms in 2 verses
Form Translated As     In Verse(s)
ηκηδίασεν was discouraged LXX.Ps.143.4
ακηδιάσαι discouraging LXX.Ps.61.2

Liddell-Scott-Jones

ἀκηδιάω (akēdiaō) be discouraged G:V

ἀκηδιάω-ιάω,

to be careless, [Refs 3rd c.AD+]

__2 to be exhausted, weary, [LXX]

LSJ Scripture Refs: LXX.Ps.60.2*