忌中

1. Origins, structure, and basic meaning

• Structure: The mourning-custom noun 忌中 (きちゅう) denotes the period of mourning observed after a close family death.
• Basic usage: A notice may state that a household 忌中である, and families may discuss 忌中の習慣.

2. Common pitfalls and similar expressions

• A period of mourning
  • It is an ongoing ritual state of mourning, not only the day of death.