Keen and Perfunctory

Keen

Keen adjective - Able to sense slight impressions or differences.

Perfunctory is an antonym for keen.

Nearby Words: keenness, keenly

Perfunctory

Perfunctory adjective - Having or showing a lack of interest or concern.
Usage example: the violinist delivered a perfunctory performance that displayed none of the passion and warmth he was once known for

Keen is an antonym for perfunctory in offhand topic.
Cite this Source
Perfunctory and Keen. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/keen/perfunctory
Keen & Perfunctory. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/keen/perfunctory>.
Perfunctory or Keen. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/keen/perfunctory.
Google Ngram Viewer shows how "keen" and "perfunctory" have occurred on timeline