"Nauta" means "sailor" in Latin, and "naut" is used as a suffix in words related to navigation and seafaring, such as:
* Astronaut: A person who travels in space.
* Cosmonaut: A Russian astronaut.
* Taikonaut: A Chinese astronaut.
* Hydronaut: A person who travels in underwater vehicles.
* Spacenaught: A person who travels in space.
So, the next time you see a word ending in "-naut", remember that it comes from the Latin word for "sailor"!