endemic
en-DEM-ikadjMeaning regularly found in a particular place or among a particular group
Memory hook EN = IN: found IN one place only. The purple parrot lives on this one little island and nowhere else in the world. It is endemic to the island.
The kiwi is endemic to New Zealand; in the wild, it lives nowhere else on Earth.
In context Some problems come and go, but traffic jams are endemic to the city: they happen every single morning, as steady as the sunrise.
Similar native, local, characteristic, prevalent
Opposite foreign, introduced, imported
From Greek endemos, “native, belonging to a people”: en (in) + demos (people, district).