渦巻く

1. Origins, structure, and basic meaning

• Structure: 渦巻く, read うずまく, combines 渦, a swirl, with 巻く, to wind or coil.
• Basic usage: It describes steam circling above a pot or hopes and anxieties swirling together in someone’s mind.
  • 湯気が鍋の上で白く渦巻いている。

2. Common pitfalls and similar expressions

• The image of intertwined emotions
  • 期待と不安が渦巻く describes different emotions moving in a complex mixture. Compared with 不安が募る, where one feeling grows, it emphasizes an unsettled swirling of emotions.