Antonyms of adj unestablished

1 sense of unestablished

Sense 1
unestablished (vs. established) -- (not established; "a reputation as yet unestablished")

established (vs. unestablished), constituted -- (brought 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")
        => deep-rooted, deep-seated, implanted, ingrained, planted -- ((used especially of ideas or principles) deeply rooted; firmly fixed or held; "deep-rooted prejudice"; "deep-seated differences of opinion"; "implanted convictions"; "ingrained habits of a lifetime"; "a deeply planted need")
        => entrenched -- (established firmly and securely; "the entrenched power of the nobility")
        => grooved, well-grooved -- (established as if settled into a groove or rut)
        => legitimate -- (in accordance with recognized or accepted standards or principles; "legitimate advertising practices")
        => official -- ((of a church) given official status as a national or state institution)
        => recognized, recognised -- (provided with a secure reputation; "a recognized authority")
        => self-constituted, self-established -- (constituted by or established by itself)

Similarity of adj unestablished

1 sense of unestablished

Sense 1
unestablished (vs. established) -- (not established; "a reputation as yet unestablished")
       => unrecognized, unrecognised -- (not having a secure reputation; "short stories by unrecognized writers")

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