Exterminations refer to the act of completely eliminating or eradicating something. There are a variety of different synonyms that can be used to describe the same concept, depending on the context. For example, if referring to the elimination of pests or insects, synonyms for extermination could include eradication, pest control, or insecticide treatment. In a different context, synonyms for extermination could include annihilation, obliteration, or destruction - referring to the complete eradication of a group of people or an idea. Other possible synonyms could include slaughter, decimation, or genocide, depending on the specific circumstances and the severity of the situation at hand.