ESTABLISHING Synonyms: 109 Similar and Opposite Words - Merriam-Webster
https://www.merriam-webster.com/thesaurus/establishing
WEBSynonyms for ESTABLISHING: proving, demonstrating, showing, substantiating, confirming, upholding, documenting, sustaining; Antonyms of ESTABLISHING: disproving, invalidating, refuting, discrediting, rebutting, confuting, objecting, challenging.
DA: 41 PA: 24 MOZ Rank: 19