Opportune
Valid
Valid adjective - According to the rules of logic.
Opportune and valid are semantically related. Sometimes you can use "Opportune" instead an adjective "Valid".
Nearby Words: validity, validation
Mutual synonyms
Cite this Source
Valid and Opportune. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/opportune/valid
Opportune & Valid. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/opportune/valid>.
Valid or Opportune. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/opportune/valid.
Google Ngram Viewer shows how "opportune" and "valid" have occurred on timeline