Problem: Sentence1: Unremitting pursuit of wealth doesn't bring happiness, particularly if successful.
Sentence2: The culprit started to run and the cop took off in pursuit.
Q: Does the term pursuit mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: The story is false, so far as I can discover.
Sentence2: I discovered the fleece.
Q: Does the term discover mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Wharf the passengers.
Sentence2: Wharf the mouth of the river.
Q: Does the term wharf mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: He gave notice two months before he moved.
Sentence2: He took no notice of the changes, and went on as though nothing had happened.
Q: Does the term notice mean the same thing in both these sentences?

Answer:
different meanings