EXTRAVAGANT PUBLICITY is a term used to describe the use of excessive and often exaggerated promotion or advertising. The three crossword solutions HYPE (4 letters), BALLYHOO (8 letters) and HOOPLA (6 letters) are all words used to describe this type of publicity. HYPE is a noun that refers to an excessive amount of publicity or promotion, while BALLYHOO is an exclamation used to draw attention to something, and HOOPLA is an expression of excitement or enthusiasm. All three words are used to describe the same concept of EXTRAVAGANT PUBLICITY.