既定

1. Origins, structure, and basic meaning

• Structure: 既定 (きてい) means already determined. The examples use attributive form and adverbial compound 既定どおり.
• Basic usage: A meeting follows established policy; departure time remains exactly as set.

2. Common pitfalls and similar expressions

• Predetermined policy followed and schedule unchanged
  • 既定の方針 modifies a noun; 既定どおり marks conformity. The matter is no longer merely under discussion.