Frontstall is a surfing term that refers to the position a surfer adopts when they place both feet over the nose of their surfboard. Other words that can be used as synonyms for the term "frontstall" include "noseride," "tip ride," or "hang ten." These terms are often used interchangeably and refer to the same thing. A frontstall is an advanced maneuver that requires a lot of skill and balance, as the surfer has to balance their weight over the nose of the board while ensuring that they don't wipe out. It's a great way to show off one's surfing skills and requires a lot of practice to perfect.