mountain bike, all-terrain bike, off-roader
['rule, ruler', 'projectile, missile', 'ashcan, trash can, garbage can, wastebin, ash bin, ash-bin, ashbin, dustbin, trash barrel, trash bin', 'hand blower, blow dryer, blow drier, hair dryer, hair drier', 'space bar', 'racer, race car, racing car', 'puck, hockey puck']