Question: Sentence 1: I tried to make a call, but the line was dead.
Sentence 2: Drop me a line when you get there.
Does line mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: The statue stood on a marble support.
Sentence 2: The government provides support to the arts in several ways.
Does support mean the same thing in these two sentences?
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Answer: different meanings

Question: Sentence 1: You would be a dingbat even to try it.
Sentence 2: Yet here he was with an upper class dingbat who just happened to be married to his sister.
Does dingbat mean the same thing in these two sentences?
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Answer:
the same meaning