There are several synonyms for the term "game over," which signify the end of a gaming session. For instance, "fin" indicates that the game is finished, while "adieu" denotes that it's time to bid farewell to the gaming world. Meanwhile, "game completed" signifies that the player has achieved the finishing point and the game has been successfully completed. Another phrase is "game ended," which implies that the game has terminated, and it's time to move on to something else. Lastly, "game done" suggests that the game has officially concluded, and it's time to wrap up the controller and reset for the next round.