Question: Sentence 1: Do you know the date of the wedding?
Sentence 2: I arranged a date with my Australian business partners.
Does date mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: Undergo a strange sensation.
Sentence 2: The chemical undergoes a sudden change.
Does undergo mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: The language introduced is standard throughout the text.
Sentence 2: The gift of language.
Does language mean the same thing in these two sentences?
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Answer:
the same meaning