Invalidate and Legalize


Invalidate verb - To put an end to by formal action.
Usage example: those nations eventually invalidated their trade agreement

Legalize is an antonym for invalidate in render null and void topic.


Legalize verb - Make legal.

Invalidate is an antonym for legalize.

Cite this Source
Legalize and Invalidate. (2016). Retrieved 2023, March 21, from
Invalidate & Legalize. N.p., 2016. Web. 21 Mar. 2023. <>.
Legalize or Invalidate. 2016. Accessed March 21, 2023.
Google Ngram Viewer shows how "invalidate" and "legalize" have occurred on timeline