Inexpugnable
Inexpugnable adjective - Having been established and usually not subject to change.
Usage example: an inexpugnable belief in the essential goodness of people
Settled and inexpugnable are semantically related. In some cases you can use "Settled" instead an adjective "Inexpugnable".
Settled
Settled adjective - Having been established and usually not subject to change.
Usage example: settled rules that cannot be disregarded when it is convenient to do so
Inexpugnable and settled are semantically related. Sometimes you can use "Inexpugnable" instead an adjective "Settled".
Mutual synonyms
Related pairs
Cite this Source
Settled and Inexpugnable. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/inexpugnable/settled
Inexpugnable & Settled. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/inexpugnable/settled>.
Settled or Inexpugnable. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/inexpugnable/settled.
Google Ngram Viewer shows how "inexpugnable" and "settled" have occurred on timeline