The term 'feverishly excited' can be summarized by two crossword solutions: 'wired' (5 letters) and 'HECTIC' (6 letters). 'Wired' is an adjective that describes someone who is full of energy, often due to being over-stimulated or having consumed caffeine. 'HECTIC' is an adjective that describes a situation that is chaotic, busy, and often overwhelming. Together, these two words describe someone who is extremely energetic and overwhelmed with excitement.