Where does “నటభైరవి” come from?

నటభైరవి (Telugu) comes from Sanskrit भैरवी, from Sanskrit भैरव, from Sanskrit भीरु.

Ancestry of “నటభైరవి”, step by step

Step	Language	Word	Meaning
1	Sanskrit	भैरवी	—
2	Sanskrit	भैरव	—
3	Sanskrit	भीरु	—