Question: Sentence 1: Plug the hole.
Sentence 2: He attempted to plug the leaks with some caulk.
Does plug mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: These bonds carry warrants.
Sentence 2: This new washer carries a two year guarantee.
Does carry mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: Some students had stolen the key to the final exam.
Sentence 2: He spoke in a low key.
Does key mean the same thing in these two sentences?
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Answer:
different meanings