Usage: 3 forms in 4 verses
Form Translated As     In Verse(s)
φατνώματοσ fretwork LXX.Ezek.41.20
φατνώματα fretworks LXX.Amos.8.3
our fretworks LXX.Song.1.17
φατνώμασιν her fretwork LXX.Zeph.2.14

Liddell-Scott-Jones

φάτνωμα (phatnōma) a fretwork G:N-N

φάτνωμα-ωμα, ατος, τό,

coffered work in a ceiling, [Refs 4th c.BC+]: plural, coffers or compartments, [Refs 3rd c.BC+]

__II projecting platform, [Refs 4th c.BC+]
__III ={φατνίον}, [Refs 2nd c.AD+]; = mandibulum, [Refs]