Gee Whiz is an expression of surprise or amazement. The crossword solutions for this term include GOSH (4 letters), BOY (3 letters), GOLLY (5 letters), EGAD (4 letters), MAN (3 letters), OOH (3 letters), OHWOW (5 letters), HOLYCOW (7 letters), MANALIVE (8 letters), IMIMPRESSED (11 letters), and FORGOODNESSSAKE (15 letters). These words are all exclamations of surprise, shock, or amazement, and they are often used as interjections in informal speech.