Question: Here is one sentence: He read the warning in the doctor's surgery.
Here is another sentence: I dropped in on the surgery as I was passing to show the doctor my hemorrhoids.
Does the surgery mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: It is good practice to check each door and window before leaving.
Here is another sentence: It is the usual practice of employees there to wear neckties only when meeting with customers.
Does the practice mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: Flatten your stomach with these exercises.
Here is another sentence: Flatten a road.
Does the flatten mean the same thing in the two sentences?

Answer: the same meaning

Question: Here is one sentence: Yet Butler professes to stick to plain facts, not to sophisticate, not to refine. -- M. Arnold.
Here is another sentence: Their manners had sophisticated the young girls.
Does the sophisticate mean the same thing in the two sentences?

Answer:
different meanings