Illustrious
Illustrious adjective - Standing above others in rank, importance, or achievement.
Observable and illustrious are semantically related. In some cases you can use "Observable" instead an adjective "Illustrious".
Nearby Word: illustration
Observable
Observable adjective - Capable of being seen.
Illustrious and observable are semantically related. Sometimes you can use "Illustrious" instead an adjective "Observable".
Mutual synonyms
Cite this Source
Observable and Illustrious. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/illustrious/observable
Illustrious & Observable. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/illustrious/observable>.
Observable or Illustrious. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/illustrious/observable.
Google Ngram Viewer shows how "illustrious" and "observable" have occurred on timeline