Empty-headed and Know nothing

Empty-headed

Empty-headed adjective - Not having or showing an ability to absorb ideas readily.

Know nothing and empty-headed are semantically related In some cases you can replace phrase "Know nothing" with "Empty-headed", this phrases are similar.

Know nothing

Know nothing noun - An ignorant person.

Empty-headed and know nothing are semantically related in lacking knowledge topic. You can use "Empty-headed" instead an adjective phrase "Know nothing".
Cite this Source
Know nothing and Empty-headed. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/empty-headed/know_nothing
Empty-headed & Know nothing. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/empty-headed/know_nothing>.
Know nothing or Empty-headed. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/empty-headed/know_nothing.