distraction

Idioms (3)

• yak shaving Informal · CEFR C1
  a seemingly pointless chain of tasks that must each be completed before the original task can be done
• go down a rabbit hole Informal · CEFR B2
  to get lost in a long, winding, often pointless digression while researching or building something
• red herring Neutral · CEFR C1
  a misleading clue or distraction that draws attention away from the real issue