発見

1. Origins, structure, and basic meaning

• Structure: 発見, read はっけん, denotes discovering something previously unknown and also the resulting finding.
• Basic usage: 巣を発見した predicates the act of discovery; 新しい発見を分かち合う treats the finding as a research result to share.

2. Common pitfalls and similar expressions

• Act of discovery and resulting finding
  • In 発見した the nest is what was found; in 新しい発見, the discovery itself is the shareable result.