'By Jove!'

• "Oh my goodness!"
• "Holy cow!"
• "OMG!," old-style
• Old-timey "OMG!"
• Edwardian outburst
• Golly's relatives
• Mock cry while getting the vapors
• More than "Gosh!"
• Old-fashioned outburst

Wiktionary Word definitions in Wiktionary
interj. (alternative form of egad egad! English)