抑え

1. Origins, structure, and basic meaning

• Structure: 抑え is read as おさえ and is a noun derived from 抑える, referring to a restraining factor or the capacity for control.
• Basic usage: It can describe a check on price increases or whether emotional restraint remains effective.

2. Common pitfalls and similar expressions

• 抑えになる
  • 価格上昇の抑えになる means serving as a factor that limits a rise, not physically pressing something down.
• 抑えが利く
  • 感情の抑えが利かない says that emotional control no longer works; the polarity of 利く determines whether restraint is effective.