Question: Here is one sentence: How nice to see you again!
Here is another sentence: They're blind to the damage they do, but someday they'll see.
Does the see mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: What do you get when you add up these numbers?
Here is another sentence: Get nauseous.
Does the get mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: Respect my authority!
Here is another sentence: I have the authority to penalise the staff in my department, but not the authority to sack them.
Does the authority mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: The death of my grandmother saddened the whole family.
Here is another sentence: She stayed until his death.
Does the death mean the same thing in the two sentences?

Answer:
different meanings