surprise

Idioms (10)

• what on earth Informal · CEFR B1
  an emphatic way of asking 'what', expressing surprise or confusion
• hang on a minute Informal · CEFR A2
  used to ask someone to wait, or to express surprise or objection
• out of the blue Informal · CEFR B2
  suddenly and unexpectedly
• ring a bell Informal · CEFR B1
  to sound familiar or remind you of something
• how on earth Informal · CEFR B1
  an emphatic way of asking 'how', expressing surprise or disbelief
• spring to mind Neutral · CEFR B2
  to come into your thoughts suddenly and easily
• jump up and down Informal · CEFR B2
  to react with strong excitement or anger about something
• speak of the devil Informal · CEFR B2
  Said when a person you were just talking about suddenly appears.
• a dark horse Neutral · CEFR C1
  A person who surprises everyone by showing unexpected talent or success.
• let the cat among the pigeons Informal · CEFR C1
  To say or do something that causes sudden trouble or excitement.