丁寧

1. Origins, structure, and basic meaning

• Structure: 丁寧（ていねい） means treating someone politely or doing something with care.
• Basic usage: It applies both to the manner of giving directions and to the careful handling of objects.

2. Common pitfalls and similar expressions

• Politeness and care in a task
  • 丁寧に教える describes explaining politely or carefully.
  • 丁寧に包む describes wrapping something carefully.