Question: Here is one sentence: Leave the flowers that you see in the park behind.
Here is another sentence: The fugitive has left the country.
Does the leave mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: Catch fire.
Here is another sentence: The bucket catches water from the downspout.
Does the catch mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: The chairman of the company told the salesmen to move the computers.
Here is another sentence: She moves in certain circles only.
Does the move mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: I think she is pretty, contrary to most people.
Here is another sentence: I think he is very smart.
Does the think mean the same thing in the two sentences?

Answer:
the same meaning