1The mountain climbers faced a formidable task in ascending the steep, icy slope without proper equipment.
2Her formidable intellect and sharp wit made her a compelling public speaker and a sought-after expert in her field.
3The company's formidable market share and brand recognition presented a significant barrier to entry for new competitors.
4Despite being a formidable opponent, the boxer was known for his gracious sportsmanship and respect for his rivals.
5The team's formidable defensive strategy proved nearly impenetrable, allowing them to win the championship with ease.