1
florid
1
gaga(careless, unstable, unreasonable, unpredictable, changeable)
1
germinal
1
grotesque
1
harebrained
1
helter-skelter(careless, unstable, unreasonable, unpredictable, changeable)
1
high-flown(adjective, intellectual, abstract, unreal, unattainable)
1
ideative
1
ideological
1
imaginational
1
impulsive(careless, unstable, unreasonable, unpredictable, changeable)
1
in mind
1
in the clouds(expression, adjective, idiom, intellectual, unreal)
1
inconstant(careless, unstable, unreasonable, unpredictable, changeable)
1
incredible(adjective, happy, perfect, fantastic, extravagant)
1
ingenious
1
inquisitive
1
insecure
1
inspired
1
inventive
11 years ago|5.6k views|share |citing 
APASmart Define. (2015). notional thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/notional/thesaurus/synonyms
ChicagoSmart Define. 2015. "notional thesaurus" https://smartdefine.org/notional/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, notional thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/notional/thesaurus/synonyms>.
MLASmart Define. "notional thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/notional/thesaurus/synonyms>