There are many different synonyms for the phrase "give fling". Some of the most common options include "toss", "throw", "cast", "launch", and "hurl". These words all describe the act of throwing something with force or speed, often across a distance. Other possible synonyms might include "hurling", "heaving", "pitching", or "chucking". No matter which word you choose to use, it's important to consider the context in which you are using it and ensure that it accurately conveys the intended meaning. With so many options available, there's no reason why you can't find the perfect synonym for "give fling" that fits your writing style and needs.