That's fair to consider. However, we should also consider usage over time and popularity and the origins of what made the usage so much more popular at specific

That's fair to consider. However, we should also consider usage over time and popularity and the origins of what made the usage so much more popular at specific points in history. The origins of a rarely used word are far less interesting than when that word all of a sudden became very popular a hundred years later. Or perhaps ten years from now, why the word so quickly faded from usage.