Knuckleheaded
Knuckleheaded adjective - Not having or showing an ability to absorb ideas readily.
Usage example: the editorial lampooned the knuckleheaded legislation, which was yet another attempt by the government to protect people from themselves
Soft and knuckleheaded are semantically related. In some cases you can use "Soft" instead an adjective "Knuckleheaded".
Soft
Soft adjective - Not having or showing an ability to absorb ideas readily.
Usage example: sometimes I wonder if you've gone soft in the head
Knuckleheaded and soft are semantically related. Sometimes you can use "Knuckleheaded" instead an adjective "Soft".
Cite this Source
Soft and Knuckleheaded. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/knuckleheaded/soft
Knuckleheaded & Soft. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/knuckleheaded/soft>.
Soft or Knuckleheaded. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/knuckleheaded/soft.
Google Ngram Viewer shows how "knuckleheaded" and "soft" have occurred on timeline