完勝

1. Origins, structure, and basic meaning

• Structure: 完勝 is a noun and irregular intransitive verb read かんしょう, meaning a complete or decisive victory.
• Basic usage: A score can appear in 三対零で完勝する, while the noun predicate appears as 完勝だった.
  • 守備が安定し、決勝では三対零で完勝した。 describes a decisive three-to-zero final win with solid defense; 相手に一度も主導権を渡さない完勝だった。 describes a complete victory without yielding control once.

2. Common pitfalls and similar expressions

• 三対零で完勝する
  • で gives the score that demonstrates the decisive win.
• 主導権を渡さない
  • This explains the superiority by saying that control was never yielded to the opponent.
• 完勝 and 勝利
  • 勝利 covers victory generally, while 完勝 stresses clear superiority in the contest itself.