協約

1. Origins, structure, and basic meaning

• Structure: 協約 (きょうやく) is a noun for a formal pact in which two parties agree on conditions or rules of conduct.
• Basic usage: 新しい協約が結ばれる makes the labor agreement the passive subject concluded, while 協約の内容を確認する makes its terms the object both sides check in writing.

2. Common pitfalls and similar expressions

• Conclusion of a pact and review of terms
  • 協約が結ばれた reports that an agreement was concluded, whereas 協約の内容 refers to its detailed terms. Checking the document does not conclude a new pact again.