Thicker
Thickheaded and thicker are semantically related. In some cases you can use "Thickheaded" instead an adjective "Thicker".
Thickheaded
Thickheaded adjective - Not having or showing an ability to absorb ideas readily.
Thicker and thickheaded are semantically related. Sometimes you can replace term "Thicker" with "Thickheaded", this adjectives are similar.
Cite this Source
Thickheaded and Thicker. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/thicker/thickheaded
Thicker & Thickheaded. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/thicker/thickheaded>.
Thickheaded or Thicker. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/thicker/thickheaded.
Google Ngram Viewer shows how "thicker" and "thickheaded" have occurred on timeline