去勢

1. Origins, structure, and basic meaning

• Structure: 去勢 is read as きょせい and is a noun and する verb for castration or, in these examples, neutering a male animal.
• Basic usage: The topic appears in 去勢について, while undergoing the operation appears in 去勢手術を受ける.

2. Common pitfalls and similar expressions

• Veterinary context in the examples
  • The owner, veterinarian, and male cat in the examples establish that the procedure concerns an animal.
• Castration and neutering
  • Castration directly names the male procedure, while neutering is natural in a companion-animal context.