Birdbrained
Birdbrained adjective - Not having or showing an ability to absorb ideas readily.
Usage example: a group of apparently birdbrained teenagers were clearly bored by the memorial
Dense
Dense adjective - Not having or showing an ability to absorb ideas readily.
Usage example: she accused him of being dense when he didn't seem to understand her at first
Birdbrained and dense are semantically related. Sometimes you can use "Birdbrained" instead an adjective "Dense".
Mutual synonyms
Cite this Source
Dense and Birdbrained. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/birdbrained/dense
Birdbrained & Dense. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/birdbrained/dense>.
Dense or Birdbrained. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/birdbrained/dense.
Google Ngram Viewer shows how "birdbrained" and "dense" have occurred on timeline