Bite back is a common idiomatic expression used to convey the idea of retaliating or responding aggressively to an attack or insult. However, there are several other similar phrases that convey the same message, including hit back, strike back, retaliate, counterattack, and fight back. These expressions can be used to indicate that someone is reacting to a perceived threat or provocation, and they all convey a sense of defiance and strength. Whether you choose to use bite back or one of its synonyms, it is important to remember that these expressions should be used in appropriate contexts and with caution to avoid escalating conflict unnecessarily.