絶つ

1. Origins, structure, and basic meaning

• Structure: The godan transitive verb 絶つ (たつ) means decisively cutting off an ongoing habit, connection, or route.
• Basic usage: A person may 悪い習慣を絶つ, while a severed road appears in the passive 道が絶たれる.

2. Common pitfalls and similar expressions

• Deliberate severing and passive cutoff
  • The active form ends a continuation deliberately, while the passive form presents a connection lost through an outside cause.