alliance · oath

1. Origins, structure, and basic meaning

• Structure: 盟 has 13 strokes, with 明 above 皿. It concerns oaths or alliances.
• Basic usage: 加盟 is read かめい, and 同盟 is read どうめい.

2. Common pitfalls and similar expressions

• Joining and forming an alliance
  • 国際組織への加盟 means joining an international organization.
  • 同盟を結んだ means formed an alliance.
  • 同盟 names a cooperative relationship, while 加盟 concerns joining an organization.