Where does “nonagenario” come from?

nonagenario (Spanish) comes from Latin nonagenarius, from Latin nōnāgēnus, from Latin nonaginta, from Latin nūnāgintā, from Proto-Indo-European h₁néwn̥(d)ḱomt, from Proto-Indo-European h₁néwn̥ — nine.

nonagenario (Spanish): nonagenarian

Definitions

  1. nonagenarian

Ancestry of “nonagenario”, step by step

StepLanguageWordMeaning
1Latinnonagenariusninety; ninety-year-old
2Latinnōnāgēnusninety each; ninety at a time
3Latinnonagintaninety; 90
4Latinnūnāgintā—
5Proto-Indo-Europeanh₁néwn̥(d)ḱomtnine tens
6Proto-Indo-Europeanh₁néwn̥nine
Every word from Proto-Indo-European h₁néwn̥ →Every word from Proto-Indo-European h₁néwn̥(d)ḱomt →Every word from Latin nūnāgintā →