setback, a problem that delays or stops progress., Sherpa, a member of a Himalayan people often works as a mountain guide ., altitude, the height of a place above sea level., altitude sickness, illness or feeling unwell when climbing high places., mountaineering , the sport or hobby of climbing mountains., route, a road; usually referred to as a line of travel., triple, three times as much or as many., summit, top of a mountain., expedition , a journey made to discover something..

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