French ciel

← Old French ciel (inherited)

← Proto-Indo-European (inherited)

← Proto-Indo-European *keh₂i- (mention)

← Proto-Italic *kailom (inherited)

← Latin caelum (inherited)

→ English ceil (mention)

→ Haitian Creole syèl (derived)

→ Mauritian Creole lesiel (derived)

→ Portuguese céu (cognate)