The term 'proclaim noisily' can be summarized by the word 'BLARE, ' which is a five-letter word. BLARE means to make a loud, harsh sound, usually with a trumpet or other instrument. It is often used to announce something important or to draw attention to something. In this context, it could be used to describe someone proclaiming something noisily, such as a proclamation from a king or a declaration of war.