Permanent
Permanent adjective - Lasting forever.
Untreatable and permanent are semantically related. In some cases you can use "Untreatable" instead an adjective "Permanent".
Untreatable
Permanent and untreatable are semantically related. Sometimes you can use "Permanent" instead an adjective "Untreatable".
Mutual synonyms
Cite this Source
Untreatable and Permanent. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/permanent/untreatable
Permanent & Untreatable. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/permanent/untreatable>.
Untreatable or Permanent. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/permanent/untreatable.
Google Ngram Viewer shows how "permanent" and "untreatable" have occurred on timeline