Declare invalid
Serve as and declare invalid are semantically related. In some cases you can use "Serve as" instead a verb phrase "Declare invalid".
Serve as
Declare invalid and serve as are semantically related. Sometimes you can use "Declare invalid" instead a verb "Serve as".
Cite this Source
Serve as and Declare invalid. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/declare_invalid/serve_as
Declare invalid & Serve as. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/declare_invalid/serve_as>.
Serve as or Declare invalid. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/declare_invalid/serve_as.
Google Ngram Viewer shows how "declare invalid" and "serve as" have occurred on timeline