1. Used to express surprise
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Encyclopedia: Heck Heck, Paul

• greeting card
• greetings
• greetings card
• Greg Norman
• gregarine
• Gregarinida
• gregarious
• gregariously
• gregariousness
• Gregor Mendel
• Gregorian
• Gregorian calendar
• Gregorian calendar month
• Gregorian chant
• Gregorian mode
• Gregorian telescope
• Gregory
• Gregory Goodwin Pincus
• Gregory I
• Gregory John Norman
• Gregory Nazianzen
• Gregory of Nazianzen
• Gregory Pincus
• Gregory the Great
• Gregory VII