友情

1. Origins, structure, and basic meaning

• Structure: 友情 (ゆうじょう) is a noun for the bond of affection and trust between friends.
• Basic usage: 二人の友情は深まった describes a bond strengthened through travel, while 本当の友情が試される makes its authenticity tested in difficulty.

2. Common pitfalls and similar expressions

• Deepening bond and test of authenticity
  • 友情が深まる changes relationship strength, whereas 友情が試される verifies it through conduct under pressure. Friendship is not identical to the number of shared outings.