"A man, a plan, a canal, Panama!" is a palindrome that could refer to a ship's deck.
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poop (deck)
The "poop" deck on a ship is an elevated deck above the poop cabin, at the rear of a ship.
The high deck is the "poop" deck (poopdeck).
The word "palindrome" comes from the Greek words "palin" meaning "again" and "dromos" meaning "way, direction." Put together, "palindrome" literally translates to "running back again."
A Palindrome.
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