Question: Here is one sentence: Where do today's public schools fail?
Here is another sentence: The attempt to rescue the hostages failed miserably.
Does the fail mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: Convert slaves to laborers.
Here is another sentence: Convert lead into gold.
Does the convert mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: She was tempted to treat the whole affair as a joke.
Here is another sentence: The patient must be treated right away or she will die.
Does the treat mean the same thing in the two sentences?

Answer: different meanings

Question: Here is one sentence: Drive a car or bus.
Here is another sentence: My new truck drives well.
Does the drive mean the same thing in the two sentences?

Answer:
different meanings