Snuff
Snuff as a verb means to extinguish or put out a flame or light source. It can also be used figuratively to mean ending or eliminating something abruptly or forcefully. It’s like putting an end to doubts or negativity. So, when facing naysayers, you can snuff out their negativity by staying focused on your dreams and proving them wrong with your success. Snuff can be used in a negative context also, it means to abruptly or forcefully end or eliminate something in a negative way. It’s like putting an end to something abruptly and often without consideration or care. So, whether it's about putting out a flame or abruptly ending something, snuff as a verb implies the act of bringing something to an end.