Indubitable
Indubitable adjective - Not capable of being challenged or proved wrong.
Original and indubitable are semantically related in true topic. In some cases you can use "Original" instead an adjective "Indubitable".
Nearby Word: indubitably
Original
Original adjective - Coming before all others in time or order.
Indubitable and original are semantically related in true topic. Sometimes you can use "Indubitable" instead an adjective "Original".
Cite this Source
Original and Indubitable. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/indubitable/original
Indubitable & Original. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/indubitable/original>.
Original or Indubitable. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/indubitable/original.
Google Ngram Viewer shows how "indubitable" and "original" have occurred on timeline