18
charlatan(noun, person, fake, counterfeit, true)
17
pretender(noun, person, fake, true, phony)
16
fake(noun, adjective, person, counterfeit, true)
15
impostor(noun, person, fake, true, phony)
13
faker(noun, person, true, impostor)
12
phony(noun, adjective, person, fake, counterfeit)
11
mountebank(noun, person, true, deceiver)
11
sham(noun, adjective, person, fake, informal)
10
cackle(noun, verb, cheer, call, cry)
9
fraud(noun, person, true)
9
humbug(noun, person, true)
8
caw(noun, verb, cheer, call, cry)
8
false(adjective, fake, counterfeit, lying, rotten)
7
cheat(noun, person, fake, fraud, phony)
7
cluck(noun, verb, cheer, call, cry)
7
quacksalver(noun, person, fake, counterfeit, fraud)
6
crow(noun, verb, cheer, call, cry)
6
cry(noun, verb, call, shout, out)
6
chatter(noun, verb, cheer, call, cry)
6
coo(noun, verb, cheer, call, cry)
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APASmart Define. (2015). quack thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/quack/thesaurus/synonyms
ChicagoSmart Define. 2015. "quack thesaurus" https://smartdefine.org/quack/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, quack thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/quack/thesaurus/synonyms>.
MLASmart Define. "quack thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/quack/thesaurus/synonyms>