Problem: Sentence1: Come down here!
Sentence2: He came through the door.
Q: Does the term come mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: I keep my specimens under glass to protect them.
Sentence2: Keep on working!
Q: Does the term keep mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: A reading of the current situation.
Sentence2: He was famous for his reading of Mozart.
Q: Does the term reading mean the same thing in both these sentences?

Answer: the same meaning

Problem: Sentence1: Use your head!
Sentence2: I used to get things done.
Q: Does the term use mean the same thing in both these sentences?

Answer:
different meanings