Question: Sentence 1: I'll save you the trouble.
Sentence 2: This will save you a lot of time.
Does save mean the same thing in these two sentences?
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Answer: the same meaning

Question: Sentence 1: The lioness was a mother of four cubs.
Sentence 2: Necessity is the mother of invention.
Does mother mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: It is a job requiring serious application.
Sentence 2: December 31 is the deadline for MBA applications.
Does application mean the same thing in these two sentences?
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Answer:
different meanings