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
Pinheaded and opaque are semantically related. In some cases you can use "Pinheaded" instead an adjective "Opaque".
Nearby Words: opaqueness, opaquely
Pinheaded
Pinheaded adjective - Not having or showing an ability to absorb ideas readily.
Usage example: pinheaded leadership that got us into this mess
Cite this Source
Pinheaded and Opaque. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/opaque/pinheaded
Opaque & Pinheaded. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/opaque/pinheaded>.
Pinheaded or Opaque. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/opaque/pinheaded.
Google Ngram Viewer shows how "opaque" and "pinheaded" have occurred on timeline