Question: Sentence 1: He ducked under the nose of the gun.
Sentence 2: He has a cold in the nose.
Does nose mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: There's good stuff in that book.
Sentence 2: The stuff of heros.
Does stuff mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: Block a nerve.
Sentence 2: You are blocking the name of your first wife!
Does block mean the same thing in these two sentences?
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Answer:
different meanings