Where does “Pentecoste” come from?

Pentecoste (Late Latin) comes from Ancient Greek πεντηκοστή, from Ancient Greek πεντηκοστός, from Ancient Greek πεντήκοντα, from Proto-Indo-European penkʷēḱomth₂, from Proto-Indo-European *pénkʷedḱomt.

Ancestry of “Pentecoste”, step by step

StepLanguageWordMeaning
1Ancient GreekπεντηκοστήPentecost - From the feast called Shavuot, which...
2Ancient Greekπεντηκοστόςfiftieth
3Ancient Greekπεντήκονταfifty
4Proto-Indo-Europeanpenkʷēḱomth₂
5Proto-Indo-European*pénkʷedḱomt
Every word from Proto-Indo-European *pénkʷedḱomtEvery word from Proto-Indo-European penkʷēḱomth₂Every word from Ancient Greek πεντήκοντα