not noticed inadvertently

not noticed inadvertently

a game played by two teams of 11 players on a rectangular field 100 yards long; teams try to get possession of the ball and advance it across the opponents goal line in a series of (running or passing) plays

a game played by two teams of 11 players on a rectangular field 100 yards long; teams try to get possession of the ball and advance it across the opponents goal line in a series of (running or passing) plays