Problem: Sentence1: Keep going in the same direction.
Sentence2: He had no direction in his life.
Q: Does the term direction mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: I will run the sample.
Sentence2: Our coach had us running plays for the whole practice.
Q: Does the term run mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: The crowd had to run away from the burning structure with only the clothes on their backs.
Sentence2: If you see this man, run!
Q: Does the term run mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Measures for the control of disease.
Sentence2: The control condition was inappropriate for the conclusions he wished to draw.
Q: Does the term control mean the same thing in both these sentences?

Answer:
different meanings