Where does “prosperous” come from?

Prosperous comes from Middle French prospereus, from Old French prosperer meaning to succeed, from Latin prosperare, derived from the adjective prosperus meaning favorable, ultimately from Proto-Indo-European pro- and bʰuH-.

prosperous (English): characterized by success; well off; affluent;...

Definitions

  1. characterized by success; well off; affluent;...

Ancestry of “prosperous”, step by step

StepLanguageWordMeaning
1Middle Frenchprospereus
2Old Frenchprospererto favor; to be favorable
3Latinprosperōto further (cause to succeed)
4Old Latinpro spereaccording to expectation
5Latinpro+ "ablative"; for; on behalf of, in the interest...
6Proto-Indo-Europeanpro-toward, forward
7Proto-Indo-Europeanpor-to give birth; forward, through; going, passage
8Proto-Indo-Europeanper-before, in front; first; to go through
9Proto-Indo-Europeanpr̥tóspassed , crossed

Words derived from “prosperous

Every word from Proto-Indo-European pr̥tós