Here are some examples of words with the root "mille":
* Millennium: a period of one thousand years.
* Millimeter: one thousandth of a meter.
* Millipede: a creature with many legs, often thought to have thousands.
* Millennial: a person born between the early 1980s and the late 1990s.
The root "mille" is commonly used in science, math, and history to denote quantities involving one thousand.