1
faithless(adjective, changeable, indecisive, inconsistent)
1
far-out(adjective, loose, rambling, incoherent, disconnected)
1
fast and loose(expression, idiom)
1
fidgeting(anxious, unsettled, restless, uneasy, unruly)
1
fitly
1
fittingly
1
flaky(careless, unstable, unreasonable, irregular, unreliable)
1
fluid(adjective, unstable, unsettled, unpredictable, unreliable)
1
fly-by-night(adjective, capricious)
1
footloose(anxious, unsettled, restless, uneasy, unruly)
1
foreign(adjective, strange, fantastic, irregular, improper)
1
formless
1
frowning(melancholy, miserable, unstable, changeable, temperamental)
1
fuzzy(adjective, loose, rambling, incoherent, disconnected)
1
gaga(careless, unstable, unreasonable, unpredictable, changeable)
1
gratuitous
1
guttering
1
halting
1
heedless(adjective, free, careless, wild, extravagant)
1
helter-skelter(careless, unstable, unreasonable, unpredictable, changeable)
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APASmart Define. (2015). fitful thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/fitful/thesaurus/synonyms
ChicagoSmart Define. 2015. "fitful thesaurus" https://smartdefine.org/fitful/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, fitful thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/fitful/thesaurus/synonyms>.
MLASmart Define. "fitful thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/fitful/thesaurus/synonyms>