Where does “خانگاه” come from?

خانگاه (Classical Persian) comes from Persian ـگاه, from Persian گاه, from Sanskrit घास, from Sanskrit घस्, from Proto-Indo-Iranian *gʰas-.

Ancestry of “خانگاه”, step by step

خانگاه traces back through two separate lines of ancestry.

via Persian ـگاه

StepLanguageWordMeaning
1Persianـگاهa suffix forming words of location
2Persianگاهtime; place; throne
3Sanskritघासfood; meadow or pasture grass
4Sanskritघस्to eat, devour
5Proto-Indo-Iranian*gʰas-—

via Classical Persian خانه

StepLanguageWordMeaning
1Classical Persianخانه—
Every word from Proto-Indo-Iranian *gʰas- →Every word from Sanskrit घस् →Every word from Sanskrit घास →