Antonyms for nonserious
| Grammar : Adj |
| Spell : seer-ee-uhs |
| Phonetic Transcription : ˈsɪər i əs |
Definition of nonserious
Origin :- mid-15c., "expressing earnest purpose or thought" (of persons), from Middle French sérieux "grave, earnest" (14c.), from Late Latin seriosus, from Latin serius "weighty, important, grave," probably from a PIE root *swer- (4) "heavy" (cf. Lithuanian sveriu "to weigh, lift," svarus "heavy;" Old English swære "heavy," German schwer "heavy," Gothic swers "honored, esteemed," literally "weighty"). As opposite of jesting, from 1712; as opposite of light (of music, theater, etc.), from 1762. Meaning "attended with danger" is from 1800.
- As in frivolous : adj trivial, silly
Synonyms for nonserious
- barmy
- childish
- dizzy
- empty-headed
- facetious
- featherbrained
- flighty
- flip
- flippant
- foolish
- gay
- giddy
- harebrained
- idiotic
- idle
- ill-considered
- impractical
- juvenile
- light
- light-minded
- minor
- niggling
- nonserious
- not serious
- paltry
- peripheral
- petty
- playful
- pointless
- puerile
- scatterbrained
- senseless
- shallow
- sportive
- superficial
- tongue-in-cheek
- unimportant
- unprofound
- volatile
- whimsical
Based on : Thesaurus.com - Gutenberg.org - Dictionary.com - Random House Unabridged Dictionary, © Random House, Inc. 2019