Crackerjack and Unable

Crackerjack

Crackerjack adjective - Having or showing exceptional knowledge, experience, or skill in a field of endeavor.
Usage example: a crackerjack photographer who gets the news photo that is reprinted around the world

Unable is an antonym for crackerjack.

Unable

Unable adjective - Lacking qualities (as knowledge, skill, or ability) required to do a job.

Crackerjack is an antonym for unable.
Cite this Source
Unable and Crackerjack. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/crackerjack/unable
Crackerjack & Unable. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/crackerjack/unable>.
Unable or Crackerjack. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/crackerjack/unable.
Google Ngram Viewer shows how "crackerjack" and "unable" have occurred on timeline