69 entries under foolish topic. ×

24
capricious(adjective, cross, careless, excited, lively)
24
fickle(adjective, happy, cross, careless, cold)
21
silly(adjective, ability, stupid, trivial)
20
giddy(noun, adjective, ability, happy, careless)
19
scatterbrained(noun, adjective, ability, careless, silly)
16
wild(adjective, careless, stupid, crazy)
13
dizzy(noun, adjective, beat, slang, ability)
11
empty-headed(adjective, slight, ability, careless, silly)
10
wayward(adjective, careless, crazy, unstable)
8
harebrained(adjective, ability, careless, excited, silly)
8
light(adjective, happy, silly, funny)
7
featherbrained(adjective, slight, ability, careless, silly)
6
impetuous(adjective, crazy, unreliable, changeable)
6
reckless(adjective, careless, wild, stupid)
5
shallow(adjective, slight, silly, trivial)
4
careless(adjective, stupid, unstable, unreasonable)
4
crazy(adjective, beat, simple, careless, wild)
4
irrational(adjective, simple, careless, stupid)
4
mad(adjective, lively, active, crazy)
4
superficial(adjective, slight, silly, pleasing)
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APASmart Define. (2015). flighty thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/flighty/thesaurus/synonyms
ChicagoSmart Define. 2015. "flighty thesaurus" https://smartdefine.org/flighty/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, flighty thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/flighty/thesaurus/synonyms>.
MLASmart Define. "flighty thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/flighty/thesaurus/synonyms>