揺れ動く

1. Origins, structure, and basic meaning

• Structure: 揺れ動く, read ゆれうごく, means to sway physically or to waver in one's feelings.
• Basic usage: It describes both branches swaying in the wind and feelings wavering between support and opposition.
  • 風を受けて木の枝が大きく揺れ動いた。

2. Common pitfalls and similar expressions

• Movement of feeling compared with 迷う
  • 迷う focuses on difficulty deciding, while 揺れ動く focuses on feelings or opinions shifting back and forth.