7
goofy(adjective, frivolous, dizzy, frothy, flighty)
6
lightweight
3
flippant
3
frivolous(adjective, silly, trivial)
1
dizzy
1
flyaway
1
frothy
1
giddy
1
harebrained
1
jejune
1
light
1
puerile
1
saucy
1
silly
1
volatile
0
ballast
0
birdbrained
0
capricious
0
ditzy
0
fickle
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APASmart Define. (2015). light-minded thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/light-minded/thesaurus/synonyms
ChicagoSmart Define. 2015. "light-minded thesaurus" https://smartdefine.org/light-minded/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, light-minded thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/light-minded/thesaurus/synonyms>.
MLASmart Define. "light-minded thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/light-minded/thesaurus/synonyms>