The phrase "give as good as one gets" is often used to describe a situation where a person is able to respond with equal force or vigor to an attack or insult. Some possible synonyms for this expression might include "hold your own," "stay strong," "match blow for blow," or "fight fire with fire." Other related phrases could include "give as good as you get," "stand your ground," "don't back down," or "stick to your guns." Depending on the context and the tone of the situation, different synonyms might be more or less appropriate. Ultimately, the key is to be prepared to defend oneself and respond in kind when necessary.