Humbug
Humbug noun - One who makes false claims of identity or expertise.
Usage example: one humbug after another claimed to be the miraculously surviving daughter of the Russian czar
Quack
Quack noun - One who makes false claims of identity or expertise.
Usage example: don't bother to see that guy, as I've heard he's a quack with no actual training
Humbug is a synonym for quack in charlatan topic. You can use "Humbug" instead a noun "Quack", if it concerns topics such as true, person who pretends to be an expert. popular alternative
Nearby Words: quackery, quacking
Mutual synonyms
Cite this Source
Quack and Humbug. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/humbug/quack
Humbug & Quack. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/humbug/quack>.
Quack or Humbug. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/humbug/quack.
Google Ngram Viewer shows how "humbug" and "quack" have occurred on timeline