Where does “ঘাঁস” come from?

ঘাঁস (Old Assamese) comes from Sanskrit घास, from Sanskrit घस्, from Proto-Indo-Iranian *gʰas-.

Ancestry of “ঘাঁস”, step by step

StepLanguageWordMeaning
1Sanskritघासfood; meadow or pasture grass
2Sanskritघस्to eat, devour
3Proto-Indo-Iranian*gʰas-—

Words derived from “ঘাঁস”

Every word from Proto-Indo-Iranian *gʰas- →Every word from Sanskrit घस् →Every word from Sanskrit घास →
ঘাঁস — Etymology, Origin & Word History | Etymology Explorer