Q: Sentence (1) The crowd had to run away from the burning structure with only the clothes on their backs.
Sentence (2) Who's running for treasurer this year?. Word: run.
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A: different meanings

Q: Sentence (1) It was a bewildering array of books.
Sentence (2) His tools were in an orderly array on the basement wall.. Word: array.
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A: the same meaning

Q: Sentence (1) Physicists study both the nature of matter and the forces which govern it.
Sentence (2) Printed matter.. Word: matter.
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A:
different meanings