喫煙

1. Origins, structure, and basic meaning

• Structure: 喫煙 is a noun for smoking tobacco and can also be used as 喫煙する.
• Basic usage: It is used in facility notices and discussions of smoking habits, corresponding to the everyday expression たばこを吸う.

2. Common pitfalls and similar expressions

• Permission and prohibition
  • 喫煙所 names a smoking area, while 禁煙 means a smoking prohibition or quitting smoking.
• Refraining from smoking
  • 喫煙を控える means cutting back on or refraining from smoking. It differs from 禁煙した, which states that someone quit smoking.