Where does “pentamillionaire” come from?

pentamillionaire (English) comes from English millionaire, from French millionnaire, from French million, from Middle French million, from Old French millon, from Italian milione, from Italian mille, from Latin Mīlle.

pentamillionaire (English): A person whose wealth amounts to five million...

Definitions

  1. A person whose wealth amounts to five million...

Ancestry of “pentamillionaire”, step by step

pentamillionaire traces back through two separate lines of ancestry.

via English millionaire

StepLanguageWordMeaning
1EnglishmillionaireA person whose net worth is at or greater than...
2Frenchmillionnairemillionaire; Very rich
3Frenchmillionmillion, 10
4Middle Frenchmillionmillion, 10
5Old Frenchmillon
6Italianmilionemillion
7Italianmillethousand
8LatinMīllethousand; 1000
9Proto-Italicsmīɣeslīthousand
10Proto-Indo-Europeansmih₂ǵʰéslih₂

via English penta

StepLanguageWordMeaning
1Englishpenta
Every word from Proto-Indo-European smih₂ǵʰéslih₂Every word from Proto-Italic smīɣeslīEvery word from Latin Mīlle