This is among the boons for which Bagalamukhi's devotees worship her. Other Mahavidya goddesses can also be explained to signify equivalent powers helpful for defeating enemies, to be invoked by their worshippers by way of several rituals. कामिनां बहु मन्तव्यं सङ्कल्पप्रभवोदयम् Another etymology suggests that valga usually means "to paralyze" https://geilebookmarks.com/story19877299/new-step-by-step-map-for-beej-mantra