Question: Here is one sentence: The Earth turns.
Here is another sentence: He turned traitor.
Does the turn mean the same thing in the two sentences?

Answer: different meanings


Question: Here is one sentence: He tried to strangle his opponent.
Here is another sentence: He strangled his wife and dissolved the body in acid.
Does the strangle mean the same thing in the two sentences?

Answer: the same meaning


Question: Here is one sentence: He bought a hot dog and a coke at the bar.
Here is another sentence: The boat ran aground on a submerged bar in the river.
Does the bar mean the same thing in the two sentences?

Answer: different meanings


Question: Here is one sentence: If you've time to spare go by air.
Here is another sentence: I need some fresh air.
Does the air mean the same thing in the two sentences?

Answer:
different meanings