雪だるま

1. Origins, structure, and basic meaning

• Structure: 雪だるま(ゆきだるま) means a snowman made from packed snow.
• Basic usage: It describes gathering snow in the yard to make a large snowman.
  • 庭の雪を集めて大きな雪だるまを作った。

2. Common pitfalls and similar expressions

• A metaphor for accumulating growth
  • 雪だるま式に増える describes an amount or scale growing as it accumulates.