Honestly, I never thought about this before and didn't associate it.

The name "cinnamon" is derived from the word "bark". And that's because cinnamon is obtained from the dried inner layer of the bark of the cinnamon tree. The cut bark is dried and rolled into sticks, which we are accustomed to envision when it comes to cinnamon
Also, "brown" is derived from cinnamon, by the way

The herb will return someday with new interesting facts