Problem: Sentence1: The solution took three hours.
Sentence2: They were trying to find a peaceful solution.
Q: Does the term solution mean the same thing in both these sentences?

Answer: different meanings

Problem: Sentence1: Roughcast a wall.
Sentence2: To roughcast a wall or building.
Q: Does the term roughcast mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: A bird will not learn its song unless it hears it at an early age.
Sentence2: I love hearing the song of canary birds.
Q: Does the term song mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Turn on the spot.
Sentence2: He turned traitor.
Q: Does the term turn mean the same thing in both these sentences?

Answer:
different meanings