test · effect

1. Origins, structure, and basic meaning

• Structure: 験 is associated with testing, experience, and an observed effect; its on-readings are けん and げん, and its kun-reading is しるし.
• Basic usage: 試験 refers to a test or examination, while 経験 refers to experience; both selected words use the reading けん.

2. Common pitfalls and similar expressions

• 試験 / 経験
  • 試験: This word covers school examinations as well as tests of a material or product. Example: 新しい材料の耐久性を試験した。
  • 経験: This word refers to something personally undergone or to knowledge gained from it. Example: 海外で暮らした経験を仕事に生かした。