advantage

Idioms (6)

• have up one's sleeve Informal · CEFR B2
  to have a secret plan or advantage kept ready for later use
• the early bird catches the worm Neutral · CEFR B1
  Those who act promptly have the best chance of success.
• trump card Neutral · CEFR B2
  a hidden advantage kept in reserve for the decisive moment
• ace in the hole Neutral · CEFR C1
  a secret advantage kept hidden until it is needed
• ace up your sleeve Neutral · CEFR C1
  a hidden advantage kept in reserve
• turn the tables Neutral · CEFR B2
  to reverse a situation so that the former weaker side gains the advantage