Neolithic
Neolithic adjective - Having passed its time of use or usefulness.
Usage example: my old manual typewriter now seems positively neolithic
Unworkable and neolithic are semantically related. In some cases you can use "Unworkable" instead an adjective "Neolithic".
Unworkable
Unworkable adjective - Not capable of being put to use or account.
Neolithic and unworkable are semantically related. Sometimes you can use "Neolithic" instead an adjective "Unworkable".
Mutual synonyms
Cite this Source
Unworkable and Neolithic. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/neolithic/unworkable
Neolithic & Unworkable. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/neolithic/unworkable>.
Unworkable or Neolithic. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/neolithic/unworkable.
Google Ngram Viewer shows how "neolithic" and "unworkable" have occurred on timeline