Where does “quinquagésimo” come from?

quinquagésimo (Portuguese) comes from Latin quinquagesimus, from Latin quīnquāgintā, from Proto-Indo-European penkʷēḱomt, from Proto-Indo-European *pénkʷedḱomt.

quinquagésimo (Portuguese): fiftieth

Definitions

  1. fiftieth

Ancestry of “quinquagésimo”, step by step

StepLanguageWordMeaning
1Latinquinquagesimusfiftieth; fifty-year-old
2Latinquīnquāgintāfifty; 50
3Proto-Indo-Europeanpenkʷēḱomt—
4Proto-Indo-European*pénkʷedḱomt—
Every word from Proto-Indo-European *pénkʷedḱomt →Every word from Proto-Indo-European penkʷēḱomt →Every word from Latin quīnquāgintā →