Desolater, a word that refers to someone or something that destroys or causes desolation, has several synonyms that can be used interchangeably. These include devastator, ruiner, exterminator, wrecker, demolisher, and annihilator. These words all suggest a sense of destruction, demolition, or devastation caused by someone or something. Each synonym, however, can have slightly different connotations depending on its context. For instance, ruiner refers to someone who ruins something, while exterminator is someone who gets rid of pests. Wrecker suggests intentional destruction, while annihilator suggests complete obliteration. The context of the word desolater will help determine the most effective synonym to use in a sentence.