Go-fast is an expression used to describe a person or thing that moves quickly. The crossword solutions for the term Go-fast include SKIRR (5 letters), TEAR (4 letters), RUN (3 letters), RUSH (4 letters), HIE (3 letters), SMOKE (5 letters), HASTEN (6 letters), RIP (3 letters), ZIP (3 letters), SPEED (5 letters), ZOOM (4 letters), and RACE (4 letters). These words all describe different ways of moving quickly, from running and rushing to zooming and racing.