Declare invalid
Restore and declare invalid are semantically related. In some cases you can use "Restore" instead a verb phrase "Declare invalid".
Restore
Restore verb - To bring back to a former condition or vigor.
Declare invalid and restore are semantically related. Sometimes you can use "Declare invalid" instead a verb "Restore".
Cite this Source
Restore and Declare invalid. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/declare_invalid/restore
Declare invalid & Restore. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/declare_invalid/restore>.
Restore or Declare invalid. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/declare_invalid/restore.
Google Ngram Viewer shows how "declare invalid" and "restore" have occurred on timeline