Ключевые слова: attention, authority, background, blow, buzzer, close, closeup, coach, competition, concept, enforcement, equipment, flute, foul, game, goal, gymnastics, instrument, isolated, judge, judgment, law, loud, match, nobody, noise, object, official, orange, pipe, plastic, police, referee, rope, security, shrill, single, sound, sport, still, strap, symbol, tool, toy, trainer, umpire, warning, whistle, white, win,