4
influential(adjective, strong, great, solid, important)
4
radiant(adjective, repute)
4
undefeated(adjective, excellent, super, best, unbeaten)
4
worthy(adjective, important, decent, moral, notable)
3
champion(adjective, excellent, super, best, unbeaten)
3
considerable
3
creditable(sound, prominent, distinguished, eminent, trustworthy)
3
extraordinary(adjective, strong, great, solid, important)
3
foremost(adjective, great, solid, powerful, famous)
3
glamorous
3
haughty(great, outstanding, marvelous, noble, impressive)
3
heavy(adjective, great, famous, outstanding, prominent)
3
high(adjective, strong, important, powerful, outstanding)
3
high-ranking(adjective, sound, honest, solid, important)
3
honored(adjective, great, sound, honest, solid)
3
immortal(adjective, great, fine, bright, famous)
3
lustrous
3
major(adjective, important, famous, significant, critical)
3
monster(adjective, great, informal, famous, prominent)
3
name(adjective, great, informal, important, famous)
10 years ago|20k views|share |citing 
APASmart Define. (2016). illustrious thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/illustrious/thesaurus/synonyms
ChicagoSmart Define. 2016. "illustrious thesaurus" https://smartdefine.org/illustrious/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, illustrious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/illustrious/thesaurus/synonyms>.
MLASmart Define. "illustrious thesaurus" 29 March 2016. Web. 22 September 2026. <https://smartdefine.org/illustrious/thesaurus/synonyms>