Ключевые слова: afraid, asking, buzzer, concept, control, danger, dangerous, dead, depression, diving, drown, drowning, failure, fear, flow, gesture, hand, help, lake, lost, mentally, nature, need, nonswimmer, pond, pool, poor, problem, rescue, rescuer, risk, river, sea, security, sign, sinking, sos, struggle, suicide, surface, survive, swimming, teenager, urgency, victim, warning, water, waters, yelling,