Question: Sentence 1: Shuck oysters.
Sentence 2: Shall we shuck walnuts?
Does shuck mean the same thing in these two sentences?
============
Answer: the same meaning

Question: Sentence 1: I was born in the year 1950.
Sentence 2: A normal year has 365 full days, but there are 366 days in a leap year.
Does year mean the same thing in these two sentences?
============
Answer: the same meaning

Question: Sentence 1: He was a great actor in his time.
Sentence 2: He had a time holding back the tears.
Does time mean the same thing in these two sentences?
============
Answer:
different meanings