Maintainable
Maintainable adjective - Capable of being defended with good reasoning against verbal attack.
Proper and maintainable are semantically related. In some cases you can use "Proper" instead an adjective "Maintainable".
Proper
Proper adjective - Following the established traditions of refined society and good taste.
Maintainable and proper are semantically related. Sometimes you can use "Maintainable" instead an adjective "Proper".
Cite this Source
Proper and Maintainable. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/maintainable/proper
Maintainable & Proper. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/maintainable/proper>.
Proper or Maintainable. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/maintainable/proper.
Google Ngram Viewer shows how "maintainable" and "proper" have occurred on timeline