What is another word for Pre-established?
Pronunciation: [pɹˈiːɪstˈablɪʃt] (IPA) 
Pre-established, meaning predetermined or arranged beforehand, has a few synonyms that can be used interchangeably depending on the context. One such synonym is predetermined, which implies that something was already decided or fixed beforehand. Another synonym is prearranged, which means that an order or plan was made before the event occurred. The term preplanned can also be used as a synonym, indicating that something was carefully thought out or considered in advance. Finally, the word preset can also be used to indicate that a setting or arrangement was already established beforehand. All these synonyms have similar meanings and can be used depending on the situation.
