煉瓦

1. Origins, structure, and basic meaning

• Structure: Written 煉瓦 and read れんが, it denotes a fired-clay brick used as a building material.
• Basic usage: It is used for constructing a flower bed and describing old red-brick architecture.

2. Common pitfalls and similar expressions

• Spelling variation
  • The same word is also commonly written in katakana in modern Japanese.