Where does “رودخانه” come from?

رودخانه (Persian) comes from Persian خانه, from Middle Persian 𐭡𐭩𐭲𐭠, from Old Persian *vahanam, from Proto-Iranian *wāhana, from Proto-Iranian Hwah-, from Proto-Indo-Iranian Hwas-, from Proto-Indo-European h₂wes- — to dwell, live, reside; to stay, spend the night.

رودخانه (Persian): riverbed; river

Definitions

  1. riverbed; river

Ancestry of “رودخانه”, step by step

رودخانه traces back through two separate lines of ancestry.

via Persian خانه

StepLanguageWordMeaning
1Persianخانهhouse
2Middle Persian𐭡𐭩𐭲𐭠house
3Old Persian*vahanam—
4Proto-Iranian*wāhana—
5Proto-IranianHwah-to dwell, remain
6Proto-Indo-IranianHwas-to dwell, inhabit; to stay
7Proto-Indo-Europeanh₂wes-to dwell, live, reside; to stay, spend the night

via Persian رود

StepLanguageWordMeaning
1Persianرودriver; torrent
2Middle Persianlwdbrass
Every word from Proto-Indo-European h₂wes- →Every word from Proto-Indo-Iranian Hwas- →Every word from Proto-Iranian Hwah- →