Q: Does the word "action" mean the same thing in "The Union action of emancipating Southern slaves." and "The United Nations must have the power to propose and organize action without being hobbled by irrelevant issues."?

A: the same meaning

Q: Does the word "dozen" mean the same thing in "Can I have a dozen eggs, please?" and "I ordered two dozen doughnuts."?

A: the same meaning

Q: Does the word "grain" mean the same thing in "There was a grain of truth in what he said." and "We stored a thousand tons of grain for the winter."?

A: different meanings

Q: Does the word "direction" mean the same thing in "Is the direction of the economy a function of government?" and "He gave directions faster than she could follow them."?

A:
different meanings