The word mantra can also be used in English to check with something that is claimed routinely and is particularly intentionally recurring repeatedly. Baṭuka Bhairava would be the youthful kind of Kāla Bhairava, a particular and essential variety, particularly in Tantra and Śrīvidyā. Bhīṣaṇa Bhairava is the ultimate purifier — https://www.youtube.com/@AacharyaGoldieMadan/