ACCEPTABLE Synonyms: 151 Similar and Opposite Words - Merriam-Webster
https://www.merriam-webster.com/thesaurus/acceptable
WebSynonyms for ACCEPTABLE: adequate, satisfactory, decent, okay, fine, good, OK, tolerable; Antonyms of ACCEPTABLE: unacceptable, inadequate, insufficient, unsatisfactory, lacking, wrong, objectionable, unsuitable.
DA: 87 PA: 20 MOZ Rank: 27