Endorse and Unauthorize

Opposite meaning words

Endorse verb - To promote the interests or cause of.

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Unauthorize is an antonym for endorse in topics: support, countersign a check.

Definitions of Endorse not found.

Endorse is an antonym for unauthorize.

Cite this Source

Unauthorize and Endorse. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/endorse/unauthorize

Endorse & Unauthorize. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/endorse/unauthorize>.

Unauthorize or Endorse. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/endorse/unauthorize.

Google Ngram Viewer shows how "endorse" and "unauthorize" have occurred on timeline