煩雑

1. Origins, structure, and basic meaning

• Structure: 煩雑 (はんざつ) is a na-adjectival stem meaning complicated and cumbersome.
• Basic usage: 手順が煩雑で links the state to its consequence; 煩雑な計算 directly modifies a calculation.

2. Common pitfalls and similar expressions

• Connective で and attributive な
  • Use で to connect clauses and な before a noun; the term conveys both complexity and troublesome effort.