Where does “??????” come from?

?????? (Old Persian) comes from Proto-Iranian druwáh, from Proto-Indo-Iranian dʰruwás, from Proto-Indo-European dʰru-wó-s, from Proto-Indo-European -wós — Creates adjectives from verb stems.

?????? (Old Persian): secure, healthy

Definitions

  1. secure, healthy

Ancestry of “??????”, step by step

StepLanguageWordMeaning
1Proto-Iraniandruwáhfirm, strong, sturdy, durable; healthy, whole,...
2Proto-Indo-Iraniandʰruwásfixed, firm
3Proto-Indo-Europeandʰru-wó-s—
4Proto-Indo-European-wósCreates adjectives from verb stems
Every word from Proto-Indo-European -wós →Every word from Proto-Indo-European dʰru-wó-s →Every word from Proto-Indo-Iranian dʰruwás →