Latin firmamentum

← Greek στερέωμα (link)

← Ancient Greek τὸ [[συνέχον]] (mention)

← Ancient Greek στερέωμα (mention)

← Hebrew רקיץ (calque)

← Hebrew רקיע (mention)

← Proto-Indo-European *dʰer- (root)

← Latin firmō (mention)

← Latin firmus (mention)

→ Romanian firmament (derived)

→ Vilamovian fjyrmament (derived)