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Use "marlinspike" in a sentence
"Another time he dropped a steel marlinspike from the mizzen crosstree."
""This is the item I'm most excited about," he said, gesturing to a long bar known as a marlinspike, a nautical tool for splicing rope and untying knots."
"He will only carry his boarding pike and cutlass when they have been issued to the crew, but always has a utility knife and marlinspike handy."