Problem: Sentence1: The foot of the list.
Sentence2: He stood at the foot of the tower.
Q: Does the term foot mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: You must carry your camping gear.
Sentence2: Amanda carried the package from home.
Q: Does the term carry mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: The war on poverty.
Sentence2: The "war on terror" is a campaign against terrorist crime.
Q: Does the term war mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Drive the forest.
Sentence2: She is driving away at her doctoral thesis.
Q: Does the term drive mean the same thing in both these sentences?

Answer:
different meanings