Synonyms and Antonyms of booster
a person who actively supports or favors a cause <rah-rah boosters for the sports team will be attending the game and carrying large signs> Synonyms advocate, advocator, apostle, backer, exponent, champion, expounder, espouser, friend, gospeler (or gospeller), herald, hierophant, high priest, paladin, promoter, proponent, protagonist, supporter, true believer, tub-thumper, white knightRelated Words loyalist, partisan (also partizan), stalwart; adherent, cohort, disciple, follower; interpreter; applauder, cheerleader, encourager, fellow travelerNear Antonyms enemy, foe, rival; belittler, critic, faultfinderAntonyms adversary, antagonist, opponent
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