Question: Sentence 1: The patient must drink several liters each day.
Sentence 2: He drank out of the goblet.
Does drink mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: His instructions deliberately gave them the wrong set.
Sentence 2: The sets were meticulously authentic.
Does set mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: They shot 20 head of quail.
Sentence 2: 200 head of cattle.
Does head mean the same thing in these two sentences?
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Answer:
the same meaning