Question: Here is one sentence: Drop him from the Republican ticket.
Here is another sentence: Shop til you drop.
Does the drop mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: We love to ski the Rockies.
Here is another sentence: My children don't ski.
Does the ski mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: The film is set in Africa.
Here is another sentence: Set the tray down.
Does the set mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: Turn a key.
Here is another sentence: Turn the clay on the wheel.
Does the turn mean the same thing in the two sentences?

Answer:
different meanings