Bhairava is recognized as Bhairavar or Vairavar in Tamil, where he is frequently presented being a grama devata or village guardian who safeguards the devotee in eight Instructions (ettu tikku). During the Kala Bhairav Ashtakam by Adi Shankracharya, Kala Bhairava is described as the overlord of Kashi and his darkish, https://andrecdday.ampblogs.com/considerations-to-know-about-bhairav-66914933