Obscure In-Laws for $200 3/16 '21
Katie Couric: "This member of the weasel family, whose name begins and ends with the letter E, is known for its white winter fur."
Me: "Ermine!"
All the Jeopardy contestants: <crickets chirping>
Me: "C'mon, it's ermine!"
Wife: "I didn't know that."
Me: "But it's in the weasel family!"
Wife: "Sorry, I married into the weasel family."
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I knew you'd ferret it out.