Maintainable and Unfounded
Opposite meaning words
Maintainable
Maintainable adjective - Capable of being defended with good reasoning against verbal attack.
Usage example: it is important to choose a maintainable position for your thesis
Unfounded is an antonym for maintainable.
Unfounded
Unfounded adjective - Having no basis in reason or fact.
Maintainable is an antonym for unfounded.
Nearby Word: unfoundedly
Cite this Source
Unfounded and Maintainable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/maintainable/unfounded
Maintainable & Unfounded. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/maintainable/unfounded>.
Unfounded or Maintainable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/maintainable/unfounded.
Google Ngram Viewer shows how "maintainable" and "unfounded" have occurred on timeline