Expressions of frustration

• Alternative to shoots?
• Darns? No, close
• Mild cusses
• Mild oaths
• Mild expletives
• "The Far Side" exclamations
• Euphemistic expletives
• Relatives of "Gee whiz" and "Shucks!"

Wiktionary Word definitions in Wiktionary
vb. (en-third-person singular of: dang)