APPROVAL Synonyms: 52 Similar and Opposite Words - Merriam-Webster
https://www.merriam-webster.com/thesaurus/approval
WebSynonyms for APPROVAL: favor, blessing, approbation, assent, vote, support, nod, endorsement; Antonyms of APPROVAL: disapproval, refusal, rejection, repudiation, disapprobation, disfavor, criticism, dissatisfaction.
DA: 98 PA: 55 MOZ Rank: 40