避妊

1. Origins, structure, and basic meaning

• Structure: 避妊(ひにん) is a noun meaning contraception, undertaken to avoid pregnancy.
• Basic usage: It describes receiving an explanation of contraception methods from a doctor.
  • 医師から避妊方法について説明を受けた。

2. Common pitfalls and similar expressions

• The homophone 否認
  • 否認 is also read ひにん, but means denying a fact or allegation. 避妊方法 denotes a contraception method, while 容疑を否認する means to deny an allegation.