Where does “Pentecoste” come from?
Pentecoste (Portuguese) comes from Latin pentēcostē, 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