The term 'Friendly Spirit' can be broken down into two crossword solutions: CASPER (6 letters) and CAMARADERIE (11 letters). CASPER is a reference to the friendly ghost character from the popular children's cartoon series of the same name. The character is known for his kind and gentle nature, which is reflective of the term 'Friendly Spirit'. CAMARADERIE is a term used to describe a close bond between friends or colleagues, often characterized by mutual trust and support. This definition also reflects the idea of a 'Friendly Spirit', as it implies a sense of warmth and companionship.