Usage: 3 forms in 3 verses
Form Translated As     In Verse(s)
αργίασ for his idleness LXX.Exod.21.19
αργίαν idleness LXX.Isa.1.14
αργία idleness LXX.Eccl.10.18

Liddell-Scott-Jones

ἀργία (argia) idleness G:N-F

ἀργία, ,

={ἀεργία}, want of employment, πεσσοὺς κύβους τε, τερπνὸν ἀργίας ἄκος[Refs 5th c.BC+]; idleness, laziness, [Refs 5th c.BC+]; νόμος περὶ τῆς ἀργίας against those who would not work, [ἀργίας “Anecdota Graeca - Bekker” 310, compare 1st-2nd c.AD: Plutarchus Biographus et Philosophus “Solon” 17, 31: in \_plural\_, 5th-6th c.BC: Isocrates Orator 7.44. ">Refs 5th c.BC+]

__b quietism, [Refs 5th c.BC+]
__2 in good sense, rest, leisure, τῶν οἰκείων ἔργων from.., [LXX+5th c.BC+]
__3 in plural, holidays, [Refs 2nd c.AD+], = feriae or justitium, [Refs 2nd c.AD+]: singular, of the Sabbath, [LXX]
__4 lapse of cultivation, [Refs 4th c.BC+]

LSJ Scripture Refs: LXX.Isa.1.14