established vs unestablished

established and unestablished both are adjectives.

Word	Noun	Adjective	Verb	Adverb
established	No	Yes	No	No
unestablished	No	Yes	No	No

established (adjective)	unestablished (adjective)
brought about or set up or accepted; especially long established	not established
introduced from another region and persisting without cultivation
conforming with accepted standards
shown to be valid beyond a reasonable doubt
settled securely and unconditionally