The term flutelike can be replaced with several synonyms to accurately describe the same sound. Some of these synonymns include pipe-like, whistling, reedy, shrill, high-pitched, melodious, and mellow. Pipe-like and reedy are perfect descriptors for the sharp, thin sound of a flute, while whistling, shrill, and high-pitched accurately capture its piercing quality. Melodious and mellow, on the other hand, convey the mellower and more soothing notes of a flute. Using any of these synonyms will help to paint a clearer picture of the specific type of sound that is being referred to, depending on the context of usage.