Problem: Sentence1: The heart and soul of any democracy is its electorate.
Sentence2: You haven't got the heart for baseball.
Q: Does the term heart mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: I can't read his strange behavior.
Sentence2: The fortune teller read his fate in the crystal ball.
Q: Does the term read mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Can you unravel the mystery?
Sentence2: Stop playing with the seam of the tablecloth! You will unravel it.
Q: Does the term unravel mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: We stayed in Hawaii for a week.
Sentence2: The judge stayed the execution order.
Q: Does the term stay mean the same thing in both these sentences?

Answer:
different meanings