論じる

1. Origins, structure, and basic meaning

• Structure: 論じる is read as ろんじる and is a transitive verb for analyzing a subject and presenting a reasoned discussion from a stated viewpoint.
• Basic usage: Mark the topic with を, as in 長所と短所を論じる, and the viewpoint with から.

2. Common pitfalls and similar expressions

• Difference from ordinary conversation
  • It is more analytical and explicitly reasoned than 話す or 話し合う, fitting research, criticism, and formal writing.
• Topic and viewpoint
  • The phrase marked by を is what is analyzed, while ～から supplies the perspective from which it is examined.