3
slaphappy(adjective, silly, impulsive, dazed)
3
swimming(adjective, informal, silly, impulsive)
3
unsteadfast(adjective, irresolution)
3
witless
2
sick
2
undependable(adjective, careless, excited, immoral, thoughtless)
2
unpredictable(adjective, careless, immoral, thoughtless, uneven)
2
unreliable(adjective, careless, excited, immoral, thoughtless)
2
variable(adjective, impulsive, unpredictable, unreliable, changeable)
2
wavering(adjective, uneven, unbalanced, unhinged)
2
wayward(adjective, foolish, crazy, unstable, shaky)
2
fanciful(adjective, caprice)
2
fast and loose(expression, idiom, irresolution)
2
feather-brained
2
giddy-brained
2
harum-scarum(adjective, reckless, inattention)
2
hoity-toity(adjective, pompous)
2
inattentive(inattention, rashness, unskillfulness)
2
indecisive
2
lighthearted(adjective, ability, happy, silly, cheerful)
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APASmart Define. (2016). giddy thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/giddy/thesaurus/synonyms
ChicagoSmart Define. 2016. "giddy thesaurus" https://smartdefine.org/giddy/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, giddy thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/giddy/thesaurus/synonyms>.
MLASmart Define. "giddy thesaurus" 24 January 2016. Web. 25 September 2026. <https://smartdefine.org/giddy/thesaurus/synonyms>