Which feature is common in both "fanfare" and "arch form"?

The common feature shared by both "fanfare" and "arch form" is the emphasis on clarity and impact.

In the case of a fanfare, which is often a short, lively piece typically composed for brass instruments and is used to mark significant events or to announce important visitors, clarity is crucial. This clarity in sound allows the fanfare to be immediately recognizable and impactful, serving its purpose to capture attention and convey a sense of excitement or importance.

Similarly, the arch form is a musical structure characterized by a symmetrical sequence, often illustrating a strong emotional or thematic contrast that resolves satisfactorily. This structure is beneficial for creating a sense of clarity, as the listener can easily navigate through contrasting sections before reaching a conclusive return, allowing for a clear and powerful final statement in the music.

Both concepts prioritize a direct and effective communication of musical ideas, ensuring that the audience experiences the intended emotional or celebratory impact, further solidifying the importance of clarity and impact in these musical forms.