gumption

/ˈɡʌmpʃən/
noun
  1. Courage and determination to take action, especially in a difficult situation.
    • It took a lot of gumption to quit her job and start her own business.
    • He showed real gumption by standing up to the bully.
    • You need gumption to ask for a raise, even when you deserve it.
  2. Common sense and practical intelligence.
    • He didn't have the gumption to realize the deal was a scam.
    • Use a little gumption and check the oil before a long trip.
    • She had the gumption to save money instead of spending it all.