The term "counter-accuses" implies that someone is responding to an accusation with a claim of their own. Synonyms for this word include "retorts," "rebuttal," "denial," "contradiction," "refutation," and "rejoinder." Each of these words indicate a person's attempt to defend themselves against an accusation or to prove it false. Additionally, the word "counter-accuses" can also be replaced with the phrase "fires back," which demonstrates the idea of someone quickly responding to an accusation with a counter-argument. Overall, there are a variety of synonyms to convey the action of counter-accusing, all of which highlight a person's need to defend themselves against an accusation or to dispute its validity.