Looking for synonyms for the phrase "kills off"? There are many options to choose from. "Eradicates" is a strong choice, suggesting a complete elimination of something. "Extinguishes" emphasizes a snuffing out of life or energy. "Annihilates" implies a devastatingly efficient destruction. "Quashes" can suggest a sudden end to something powerful. "Liquidates" speaks to a removal of assets or resources. "Extirpates" emphasizes a complete eradication from a particular area. Finally, "obliterates" suggests a complete destruction or wiping out of something. Whether you're writing a horror story, an adventure tale, or a news article, choosing the right synonym for "kills off" can help add complexity and nuance to your writing.