The word "flounderer" refers to someone who struggles or behaves in a clumsy, awkward manner. There are several synonyms for this word, including bumbler, stumblebum, fumbler, and blunderer. All of these synonyms describe someone who is not very adept at a particular task, and they can be used in a variety of contexts. For example, a bumbler might be someone who is trying to assemble a piece of furniture and is having difficulty, while a fumbler might be someone who is struggling to play a musical instrument. No matter what the situation, these synonyms all convey a sense of ineptitude or clumsiness, making them useful for describing a wide range of behaviors.