The term 'Ball of Fire' is composed of seven words: WIZ (3 letters), SUN (3 letters), SOL (3 letters), INFERNO (7 letters), STAR (4 letters), DYNAMO (6 letters), and LIVEWIRE (8 letters). The term is often used to describe someone who is energetic, passionate, and full of life. It can also be used to describe a person who is a brilliant thinker or a powerful force. The words in the crossword solutions allude to this idea, as they are associated with energy, heat, and power. WIZ is a slang term for a wise or knowledgeable person, while SUN and SOL refer to the STAR at the center of our solar system. INFERNO is a word for a large, destructive fire, and STAR and DYNAMO are both terms for someone or something that is powerful and influential. Finally, LIVEWIRE is a phrase used to describe someone who is full of energy and enthusiasm. Together, these words create a vivid image of a person who is a brilliant, powerful, and energetic force.