左遷

1. Origins, structure, and basic meaning

• Structure: 左遷 is read as させん and is a noun and する verb for demotion or transfer to a less favorable post.
• Basic usage: An imposed action appears in 左遷される, while a person’s assessment appears in 異動を左遷だと感じる.

2. Common pitfalls and similar expressions

• Difference from 異動
  • 異動 is a neutral personnel move; 左遷 includes the judgment that status, authority, or conditions have worsened.
• Fact versus perception
  • It may be an actual punitive move or a transfer interpreted as demotion by someone who expected advancement.