挑戦者

1. Origins, structure, and basic meaning

• Structure: 挑戦者 (ちょうせんしゃ) is a person challenging a holder, champion, or record. It appears as attack owner and acting subject.
• Basic usage: A champion handles a young challenger's attack; a finalist challenger speaks confidently.

2. Common pitfalls and similar expressions

• Challenger's attack and challenger reaching a final
  • In 挑戦者の攻撃, attack is the head noun; 挑戦者が makes the person subject. The word emphasizes opposition beyond ordinary participation.