Problem: Sentence1: This is a product of lime and nitric acid.
Sentence2: Skill is the product of hours of practice.
Q: Does the term product mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: Liza had always had a tendency to wildness.
Sentence2: The element of wildness in his behavior was a protest against repressive convention.
Q: Does the term wildness mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: The extension of 'satellite of Mars' is the set containing only Demos and Phobos.
Sentence2: A text file will have a file extension of .txt.
Q: Does the term extension mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: Will the stock market crash again?
Sentence2: The car crashed through the glass door.
Q: Does the term crash mean the same thing in both these sentences?

Answer:
different meanings