Usage: 4 forms in 13 verses
Form Translated As     In Verse(s)
κατακαλύμματα coverings LXX.Exod.35.11
κατακαλυμμα overcovering LXX.Num.3.25
κατακάλυμμα a covering LXX.Exod.26.14LXX.Exod.36.19
covering LXX.Exod.40.21
coverings LXX.Exod.40.19
overcovering LXX.Num.3.31LXX.Num.4.6LXX.Num.4.25LXX.Num.4.25LXX.Num.4.26
κατακάλυμμά your covering LXX.Isa.14.11LXX.Isa.47.2

Liddell-Scott-Jones

κατακάλυμμα (katakalumma) an overcovering G:N-N

κατακάλυμμα [κᾰλ], ατος, τό,

covering, veil, [LXX+1st c.AD+]

LSJ Scripture Refs: LXX.Exod.26.14