Usage: 2 forms in 5 verses
Form Translated As     In Verse(s)
εξόδιόν it is a holiday recess LXX.Lev.23.36
εξόδιον a holiday recess LXX.2Chr.7.9LXX.Neh.8.18
a recess LXX.Deut.16.8
will be a holiday recess LXX.Num.29.35

Liddell-Scott-Jones

ἐξόδιος (exodios) a holiday recess G:N-N

ἐξόδιος-ιος, ον,

of or belonging to an exit, . νόμοι finale of a play, [Refs 5th c.BC+]

__II as substantive, ἐξόδιοςιον (i.e. μέλος), τό, finale of a tragedy, [Refs 5th c.BC+]: metaphorically, catastrophe, tragical conclusion, [Refs 4th c.AD+]
__II.2 Latin exodium, after-piece, Liv.[Refs 1st c.AD+]
__II.3 among the Jews, a feast to commemorate the Exodus, [LXX]
__II.4 gateway, [Refs 1st c.AD+]

LSJ Scripture Refs: LXX.Lev.23.36LXX.Deut.16.8