Decollates is a word that means to remove the heads of something, such as plants or animals. Synonyms for this word include behead, chop off, cut off, sever, detach, and disconnect. These words are often used in place of decollates to describe a similar action or process. Each of these synonyms can be used in different contexts and situations, depending on the object or subject being decollated. Regardless of the synonym used, the act of decollating is often associated with violence or destruction, and is not typically a pleasant or desirable action.