Question: Sentence 1: Toe the line.
Sentence 2: Historians can only point out those lines for which evidence is available.
Does line mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: Return to your native land.
Sentence 2: The professor returned to his teaching position after serving as Dean.
Does return mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: The child's breath came quickly and unevenly.
Sentence 2: He took a deep breath and dived into the pool.
Does breath mean the same thing in these two sentences?
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Answer:
the same meaning