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Frivolous Antonyms
Trying to find opposite word for frivolous in English? No problem. Our site contains antonyms of frivolous in 8 different contexts. We have listed all the opposite words for frivolous alphabetically.
grave- cold sober
- deadpan
- dignified
- dour
- dull
- earnest
- grim
- grim-faced
- heavy
- leaden
intelligent- able
- acute
- alert
- alive
- all there
- apt
- astute
- brainy
- bright
- brilliant
mature- complete
- cultivated
- cultured
- developed
- fit
- full-blown
- full-fledged
- full-grown
- fully grown
- grown
sensible- all there
- astute
- attentive
- au courant
- aware
- canny
- cognizant
- commonsensical
- conscious
- consequent
serious- austere
- bound
- bound and determined
- businesslike
- cold sober
- contemplative
- deadpan
- deliberate
- determined
- downbeat
solemn- austere
- brooding
- cold sober
- deliberate
- dignified
- downbeat
- earnest
- funereal
- glum
- grave
thoughtful- anxious
- astute
- attentive
- aware
- benign
- canny
- careful
- cautious
- charitable
- chivalrous
wise- astute
- aware
- calculating
- careful
- clever
- cogitative
- contemplative
- crafty
- cunning
- discerning