Requirement
Requirement noun - Something necessary, indispensable, or unavoidable.
Validness and requirement are semantically related In some cases you can use "Validness" instead a noun "Requirement".
Validness
Validness noun - The quality of having legal force or effectiveness.
Requirement and validness are semantically related in energy topic. Sometimes you can use "Requirement" instead a noun "Validness".
Cite this Source
Validness and Requirement. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/requirement/validness
Requirement & Validness. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/requirement/validness>.
Validness or Requirement. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/requirement/validness.
Google Ngram Viewer shows how "requirement" and "validness" have occurred on timeline