This root appears in many English words related to the earth, including:
* Terrestrial: Relating to the earth
* Territory: An area of land
* Terracotta: A type of earthenware pottery
* Terrain: The physical features of an area of land
* Terrace: A raised platform of earth
* Terrestrial: Relating to the earth
The word "terr" itself is not a word in English but rather a root that is combined with other elements to create new words.