Keen and Opaque

Keen

Keen adjective - Having or showing quickness of mind.
Usage example: readers who were keen enough to realize that the writer was being satirical

Opaque is an antonym for keen.

Nearby Words: keenness, keenly

Opaque

Opaque adjective - Not having or showing an ability to absorb ideas readily.
Usage example: people are sometimes rude to her, but fortunately she's too opaque to realize what's happening

Keen is an antonym for opaque.

Nearby Words: opaqueness, opaquely
Cite this Source
Opaque and Keen. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/keen/opaque
Keen & Opaque. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/keen/opaque>.
Opaque or Keen. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/keen/opaque.
Google Ngram Viewer shows how "keen" and "opaque" have occurred on timeline