関心

1. Origins, structure, and basic meaning

• Structure: 関心, read かんしん, combines relation 関 with mind or heart 心 to denote interest in a subject.
• Basic usage: It denotes attentive interest in a subject, as in 歴史に関心を持つ.

2. Common pitfalls and similar expressions

• Grammar and combinations
  • The object of interest normally takes に, and the word can include sustained attention beyond a momentary reaction of amusement.