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Definition of unseriousness
unseriousness
/ˌʌnˈsɪr.i.əs.nəs/
un · se · ri · ous · ness
Adverb:unseriously
•Adjective:unserious
unseriousness Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Rare
Syllables
5
unseriousness Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
The quality or state of lacking earnestness, gravity, or sincere commitment; a lighthearted, flippant, or superficial attitude toward important matters.
Example
"Critics pointed to the candidate's constant joking during the policy debate as evidence of a troubling unseriousness."
Synonyms
View all synonyms for unseriousness Antonyms
View all antonyms for unseriousness• Rhymes for unseriousness
• Nearby Words
Cite this Entry
Wordmom. (2026). Definition of Unseriousness. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/unseriousness