4
trick
4
vaccination(noun, remedy, shot, inoculation, injection)
3
bug(noun, supporter, fan, attendant, follower)
3
catch
3
adorer
3
aficionado(noun, supporter, fan, follower, lover)
3
ally(noun, support, advocate, agent, supporter)
3
booster amplifier
3
booster unit(noun, expression, idiom)
3
decoy(noun, trap, bait)
3
junkie(noun, supporter, fan, attendant, follower)
3
relay link
3
sympathizer(noun, advocate, leader, supporter, fan)
3
zealot(noun, supporter, follower, fanatic, partisan)
2
acquaintance
2
addict(noun, supporter, fan, follower, buff)
2
advancer
2
agonist
2
amateur(noun, supporter, fan, follower, buff)
2
amplifier
10 years ago|7.5k views|share |citing 
APASmart Define. (2015). booster thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/booster/thesaurus/synonyms
ChicagoSmart Define. 2015. "booster thesaurus" https://smartdefine.org/booster/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, booster thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/booster/thesaurus/synonyms>.
MLASmart Define. "booster thesaurus" 24 December 2015. Web. 24 September 2026. <https://smartdefine.org/booster/thesaurus/synonyms>