Yet another tale records that a demon named Madan acquired Vak-siddhi, by which whatsoever he said arrived true. He misused it to hassle individuals and murder men and women. Yet another etymology indicates that valga implies "to paralyze" and symbolizes the power of stambhana, "paralysis" which the goddess is alleged to grant; this https://www.youtube.com/shorts/5VeSyP9JRw0