safe · peaceful

1. Origins, structure, and basic meaning

• Structure: 安 conveys peace and safety.
• Basic usage: 安い（やすい） means inexpensive, while 安心（あんしん） means relief or peace of mind.

2. Common pitfalls and similar expressions

• Low prices and peace of mind
  • 安い describes the price of vegetables at a shop. In the example, 安く買えた means being able to buy something more cheaply than expected.
  • 安心 describes the relief felt on hearing from an unreachable friend or learning that a child is somewhere safe.