論争

1. Origins, structure, and basic meaning

• Structure: 論争 (ろんそう) combines argument 論 and contention 争 to denote a controversy or dispute.
• Basic usage: It applies to opposing views over road construction and to an emotional argument people try to avoid.

2. Common pitfalls and similar expressions

• Contention beyond neutral discussion
  • 論争 emphasizes clashing positions, whereas an evidence-based discussion need not become adversarial.