切る

1. Origins, structure, and basic meaning

• Structure: 切る(きる) is a transitive verb meaning to cut an object or disconnect power or another connection.
• Basic usage: Cutting into portions appears in りんごを四つに切る, while switching off a machine appears in 電源を切る.

2. Common pitfalls and similar expressions

• Cutting and switching off
  • Context distinguishes dividing a physical object from disconnecting power to stop operation.
• Resulting form
  • State the number of resulting pieces as in 四つに切る, marking the result with に.