Incontestable
Incontestable adjective - Not capable of being challenged or proved wrong.
Indefeasible and incontestable are semantically related. In some cases you can replace term "Indefeasible" with "Incontestable", this adjectives are similar.
Nearby Word: incontestability
Indefeasible
Indefeasible adjective - Not liable to being annulled or voided or undone.
Show all Definitions
Synonyms for Indefeasible
Incontestable and indefeasible are semantically related. Sometimes you can use "Incontestable" instead an adjective "Indefeasible".
Cite this Source
Indefeasible and Incontestable. (2016). Retrieved 2026, July 28, from https://thesaurus.plus/related/incontestable/indefeasible
Incontestable & Indefeasible. N.p., 2016. Web. 28 Jul. 2026. <https://thesaurus.plus/related/incontestable/indefeasible>.
Indefeasible or Incontestable. 2016. Accessed July 28, 2026. https://thesaurus.plus/related/incontestable/indefeasible.
Google Ngram Viewer shows how "incontestable" and "indefeasible" have occurred on timeline