Problem: Sentence1: Home is where the heart is.
Sentence2: There's no place like home.
Q: Does the term home mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Introduce a rule.
Sentence2: Introduce exotic fruits.
Q: Does the term introduce mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: 'Now push hard,' said the doctor to the woman.
Sentence2: He pushed her to finish her doctorate.
Q: Does the term push mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: So that's fifteen love to Kournikova.
Sentence2: It was 40 love.
Q: Does the term love mean the same thing in both these sentences?

Answer:
the same meaning