中止

1. Origins, structure, and basic meaning

• Structure: 中止 is read as ちゅうし and is a noun and する verb for canceling a planned activity or stopping one in progress.
• Basic usage: An outdoor event being canceled appears in 屋外の催しが中止になる, while stopping work because of a machine noise appears in 作業を中止する.

2. Common pitfalls and similar expressions

• Difference from 延期
  • 延期 means postponing something until later, whereas 中止 means stopping the plan or activity and does not itself promise that it will resume.