Demonym

A demonym is a word that identifies the native inhabitants of any particular town, city, nation, continent, etc.

Some examples of Alathrian demonyms are:
 * Alathrian (Alathra)
 * Acquendavian (Acquendavia)
 * Ashinian (Ashina)
 * Tidian/Hightidian (HighTide)
 * Kogongi (Kogongu)
 * Silvan (Romanus Silva)