Professional
Professional noun - A person engaged in one of the learned professions.
Quack is an antonym for professional.
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
Professional is an antonym for quack.
Nearby Words: quackery, quacking
How words are described
| local | local professional | local quack |
Cite this Source
Quack and Professional. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/professional/quack
Professional & Quack. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/professional/quack>.
Quack or Professional. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/professional/quack.
Google Ngram Viewer shows how "professional" and "quack" have occurred on timeline