Maintainable and Unsound
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
Unsound is an antonym for maintainable.
Unsound
Unsound adjective - Having or showing a very abnormal or sick state of mind.
Maintainable is an antonym for unsound.
Cite this Source
Unsound and Maintainable. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/maintainable/unsound
Maintainable & Unsound. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/maintainable/unsound>.
Unsound or Maintainable. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/maintainable/unsound.
Google Ngram Viewer shows how "maintainable" and "unsound" have occurred on timeline