The term 'Great Guy' can be represented by the following crossword solutions: GATSBY (6 letters), SCOTT (5 letters), ONER (4 letters), JAYGATSBY (9 letters), and SALTOFTHEEARTH (14 letters). GATSBY is a reference to the character Jay Gatsby from F. Scott Fitzgerald's novel The Great Gatsby. SCOTT is a reference to the author of the novel, F. Scott Fitzgerald. ONER is a reference to the main character in the novel, Jay Gatsby, who was known for being a generous and kind-hearted person. JAYGATSBY is a combination of the two references mentioned above. Finally, SALTOFTHEEARTH is a reference to the phrase used to describe Jay Gatsby's generosity and kindness.