Related Clues:

• Foolish behavior
• Absurdity
• Huge mistake
• Utter folly
• Utter foolishness
• Lunacy
• Silliness
• "Where ignorance is bliss, 'tis --- to be wise"
• Costly undertaking
• Foolishness
• Seward's purchase, it was said
• Three Stooges specialty
• Absurd idea
• Bad investment, maybe
• Predatory seabird