甚大

1. Origins, structure, and basic meaning

• Structure: 甚大 is a na-adjective read じんだい, describing damage or loss as enormous and severe.
• Basic usage: Use the linker な before a noun, as in 甚大な被害 and 甚大な損失.
  • 訓練では甚大な被害を想定した。 describes a drill assuming devastating damage; 小さな判断ミスが甚大な損失につながった。 describes a small error in judgment leading to an enormous loss.

2. Common pitfalls and similar expressions

• 甚大な被害
  • This emphasizes the very large and serious scale of the damage.
• 損失につながる
  • に marks loss as the result to which the mistake leads.
• The linker in 甚大
  • As a na-adjective, it requires な before a noun.