Pound out is a phrasal verb that refers to hitting a surface repeatedly and forcefully. There are several synonyms for this term that can be used depending on the context. Some synonyms for pound out include hammer, beat, strike, bash, thump, and pummel. These words are used in situations where the action is forceful and repetitive. Pound out can also be used figuratively to mean producing something with effort and determination. In this case, synonyms include create, generate, produce, and craft. The choice of synonym depends on the context and the type of action being described.