安売り

1. Origins, structure, and basic meaning

• Structure: 安売り is read やすうり. It means selling something cheaply and can figuratively mean undervaluing something worthwhile.
• Basic usage: It covers a literal discount on remaining vegetables and the figurative undervaluing of one's skills.

2. Common pitfalls and similar expressions

• Literal discount selling
  • 残った野菜を安売りしていた describes remaining vegetables being sold cheaply.
• Figurative undervaluing
  • 自分の技術を安売りする必要はない says there is no need to undervalue one's skills.