How can we use superlatives to describe peoples physical characteristics?

Sure, here are some ways to use superlatives to describe people's physical characteristics:

• Tall: She was the tallest girl in her class.
• Short: He was the shortest student in his class.
• Heavy: He was the heaviest person in the room.
• Light: She was the lightest person in the room.
• Muscular: He was the muscular athlete on the team.
• Fair: She was the fairest person in the room.
• Dark: He was the darkest person in the room.
• Beautiful: She was the most beautiful woman in the room.
• Ugly: He was the ugliest person in the room.
• Handsome: He was the most handsome man in the room.
• Beautiful: She was the most beautiful woman in the world.
• Ugly: He was the ugliest person in the world.