Crackerjack and Nonprofessional
Opposite meaning words
Crackerjack
Crackerjack noun - A person with a high level of knowledge or skill in a field.
Usage example: a young prospect who's supposed to be a crackerjack on the baseball diamond
Nonprofessional is an antonym for crackerjack.
Nonprofessional
Nonprofessional adjective - Lacking or showing a lack of expert skill.
Usage example: didn't like the nonprofessional photos the modeling agency did for her
Crackerjack is an antonym for nonprofessional.
Cite this Source
Nonprofessional and Crackerjack. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/crackerjack/nonprofessional
Crackerjack & Nonprofessional. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/crackerjack/nonprofessional>.
Nonprofessional or Crackerjack. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/crackerjack/nonprofessional.
Google Ngram Viewer shows how "crackerjack" and "nonprofessional" have occurred on timeline