"Throwing oneself" is a powerful phrase that conveys a sense of recklessness and abandon. However, there are several synonyms that can be used to capture similar emotions. One option is to use the term "leaping," which implies a bold and fearless approach to a situation. Another synonym could be "diving in," which suggests a willingness to take risks and face challenges head-on. Alternatively, "plunging" could be used to convey a sense of deep commitment and passion in one's actions. Overall, there are many different ways to describe the act of throwing oneself into a situation, each with their own nuances and implications.