Adjectives

(a)established, constitutedbrought about or set up or accepted; especially long established“the established social order”, “distrust the constituted authority”, “a team established as a member of a major league”, “enjoyed his prestige as an established writer”, “an established precedent”, “the established Church”
(s)accomplished, effected, establishedsettled securely and unconditionally“that smoking causes health problems is an accomplished fact”
(s)conventional, establishedconforming with accepted standards“a conventional view of the world”
(s)establishedshown to be valid beyond a reasonable doubt“the established facts in the case”
(s)established, naturalizedintroduced from another region and persisting without cultivation