know

1. Origins, structure, and basic meaning

• Structure: 知 has 8 strokes and concerns knowing facts or gaining information.
• Basic usage: 知る is read しる, and 知らせる is read しらせる.

2. Common pitfalls and similar expressions

• Learning and informing
  • 故郷の良さを知った means came to appreciate the good things about one's hometown.
  • The past form of 知る is 知った.
  • 家族に知らせる means to inform one's family. に marks the recipient of the news.
  • 知る focuses on knowing information, while 知らせる focuses on conveying it to someone else.