Tionese Commendation

Tionese Commendations are currency items that can be earned by completing hard mode flashpoints or story mode operations. They can be used to purchase specialty items from a Tionese commendation vendor.

Source
Tionese Commendations are mission rewards that can be obtained from hard mode flashpoints and story mode operation bosses in The Eternity Vault and Karagga's Palace. They can also be obtained from missions.
 * Mission reward