Found
Found verb - To be responsible for the creation and early operation or use of.
Invalidate is an antonym for found.
Invalidate
Invalidate verb - To put an end to by formal action.
Usage example: those nations eventually invalidated their trade agreement
Found is an antonym for invalidate.
Common collocations
Both words in one sentence
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Similarly, once the child is found, they are put in extreme danger as people opposed to Lissa just need to kill them in order to invalidate her.
Source: Royal Blood -
We find out that Hadzuki's mom was actually barren and could not have given birth to Hadzuki and when she found out, she didn't want to just see her birth mother as her actual mother as she felt it would invalidate the existence of the mother that raised and loved her.
Cite this Source
Invalidate and Found. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/found/invalidate
Found & Invalidate. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/found/invalidate>.
Invalidate or Found. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/found/invalidate.
Google Ngram Viewer shows how "found" and "invalidate" have occurred on timeline