Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
αλγημάτων pains LXX.Eccl.2.23
άλγημα pain LXX.Eccl.1.18
άλγημά my pain LXX.Ps.39.2

Liddell-Scott-Jones

ἄλγημα (algēma) pain G:N-N

ἄλγημα-ημα, τό,

pain felt or caused, suffering, [Refs 5th c.BC+]