Where does “Celestial” come from?

Celestial (Tagalog) comes from Spanish celestial, from Medieval Latin caelestialis, from Latin caelestis, from Latin caelum, from Proto-Italic kailom, from Proto-Indo-European keh₂i-lom, from Proto-Indo-European keh₂i-.

Ancestry of “Celestial”, step by step

StepLanguageWordMeaning
1Spanishcelestialcelestial, heavenly
2Medieval Latincaelestialiscelestial
3Latincaelestiscelestial, of or in the heavens, heavenly;...
4Latincaelumheaven; sky; atmosphere, climate, weather
5Proto-Italickailomsky
6Proto-Indo-Europeankeh₂i-lomwhole
7Proto-Indo-Europeankeh₂i-—
Every word from Proto-Indo-European keh₂i- →Every word from Proto-Indo-European keh₂i-lom →Every word from Proto-Italic kailom →