9
improbably(adverb, improbably)
9
incredibly(adverb, improbably, inconceivably, unthinkably)
8
unbelievably(adverb, incredibly, inconceivably, unthinkably)
5
inconceivably(adverb, impossibly, unthinkably)
4
impossibly(adverb, absurdly, impossibly)
2
absurdly(adverb, absurdly, impossibly)
2
doubtfully(adverb, improbably)
2
unthinkably(adverb, inconceivably)
1
anachronistically(adverb, absurdly)
1
bizarrely(adverb, absurdly)
1
crazily(adverb, absurdly)
1
cryptically(adverb, absurdly)
1
dubiously
1
eccentrically(adverb, absurdly)
1
fabulously
1
fantastically
1
feebly(adverb, weakly)
1
foolishly(adverb, absurdly)
1
idiotically(adverb, absurdly)
1
impractically(adverb, impossibly)
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APASmart Define. (2015). implausibly thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/implausibly/thesaurus/synonyms
ChicagoSmart Define. 2015. "implausibly thesaurus" https://smartdefine.org/implausibly/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, implausibly thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/implausibly/thesaurus/synonyms>.
MLASmart Define. "implausibly thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/implausibly/thesaurus/synonyms>