Synonyms for humbug
noun
Deception
lie, fraud, hoax, sham; see deception 1, fake, nonsense.
An impostor
charlatan, imposter, fake, faker, phony*, quack*.
See humbug in Webster's New World Roget's A-Z Thesaurus II
noun
One who fakes:
charlatan, fake, faker, fraud, impostor, mountebank, phony, pretender, quack. See true
verb
To cause to accept what is false, especially by trickery or misrepresentation:
beguile, betray, bluff, cozen, deceive, delude, double-cross, dupe, fool, hoodwink, mislead, take in, trick. (Informal) bamboozle, have. (Slang) four-flush. Idioms: lead astray, play false, pull the wool over someone's eyes, put something over on, take for a ride. See honest
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