Find Antonyms
facetious Antonyms
Opposite of facetious
Pinning down the opposite of facetious 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)
Treating serious issues with deliberately inappropriate or flippant humor.
Usage Example
"The committee chair grew annoyed by his serious remarks during the budget review."
Strongest
serious
earnest
Strong
sincere
solemn
grave
sober
Similar words to facetious
Words similar to facetious shift depending on context. Common synonyms include:
flippant
glib
jocular
tongue-in-cheek
joking
frivolous
impish
waggish
Cite this Entry
Wordmom. (2026). Antonyms for Facetious. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/facetious