Declare invalid
Equal and declare invalid are semantically related. In some cases you can use "Equal" instead a verb phrase "Declare invalid".
Equal
Equal verb - To produce something equal to (as in quality or value).
Declare invalid and equal are semantically related. Sometimes you can use "Declare invalid" instead a verb "Equal".
Cite this Source
Equal and Declare invalid. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/declare_invalid/equal
Declare invalid & Equal. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/declare_invalid/equal>.
Equal or Declare invalid. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/declare_invalid/equal.
Google Ngram Viewer shows how "declare invalid" and "equal" have occurred on timeline