Q: Does the word "follow" mean the same thing in "Can you follow her argument?" and "She followed the men with the binoculars."?

A: different meanings

Q: Does the word "run" mean the same thing in "Run a new program on the Mac." and "Don't run that software unless you have permission."?

A: the same meaning

Q: Does the word "shed" mean the same thing in "I didn't shed many tears when he left me." and "Our dog sheds every Spring."?

A: different meanings

Q: Does the word "chain" mean the same thing in "This led to an unfortunate chain of events." and "The chain of command."?

A:
the same meaning