Illusory
Illusory adjective - Based on or having the nature of an illusion.
Unbelievable and illusory are semantically related. In some cases you can use "Unbelievable" instead an adjective "Illusory".
Unbelievable
Unbelievable adjective - Too extraordinary or improbable to believe.
Illusory and unbelievable are semantically related. Sometimes you can use "Illusory" instead an adjective "Unbelievable".
Nearby Words: unbelieving, unbeliever
Mutual synonyms
Cite this Source
Unbelievable and Illusory. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/illusory/unbelievable
Illusory & Unbelievable. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/illusory/unbelievable>.
Unbelievable or Illusory. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/illusory/unbelievable.
Google Ngram Viewer shows how "illusory" and "unbelievable" have occurred on timeline