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illustrious Antonyms
Opposite of illustrious
Pinning down the opposite of illustrious requires matching its exact sense, so the antonyms and opposite words below are paired with a clear adjective definition and ranked by contrast strength.
• adjective (Context 1)
Well-known, respected, and admired for past achievements.
Usage Example
"The retired professor looked back fondly on her long and obscure career in astrophysics."
Strongest
obscure
unknown
inglorious
Strong
undistinguished
ignominious
unremarkable
infamous
disreputable
Similar words to illustrious
Words similar to illustrious shift depending on context. Common synonyms include:
eminent
distinguished
renowned
celebrated
acclaimed
prestigious
esteemed
notable
• Nearby Words
Cite this Entry
Wordmom. (2026). Antonyms for Illustrious. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/illustrious