It is often used in scientific and academic contexts, but it's also found in some everyday words.
Here are some examples:
* Sedentary: This word describes someone who spends a lot of time sitting down, coming from the idea of being seated.
* Sediment: This refers to material that settles to the bottom of a liquid, like the way something would settle into a seat.
* President: This word literally means "one who sits at the head", referring to the leader of a group or organization.
* Reside: To reside means to live or be located in a particular place, implying a state of being settled or seated in that place.
So, "sede" is a root word that carries the basic meaning of "seat" or "to sit", and this meaning is used to build up many other words in English.