Synonyms|301Antonyms|29|Broader|6Narrower|0Related|137
1
implausible
1
improbable
1
inconceivable
1
incredible
1
unlikely
0
absurd
0
doubtful
0
dubious
0
fantastic
0
far-fetched
0
farfetched
0
flimsy
0
hopeless
0
impossible
0
outlandish
0
preposterous
0
questionable
0
ridiculous
0
skeptical
0
suspect
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APASmart Define. (2015). presumptive thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/presumptive/thesaurus/antonyms
ChicagoSmart Define. 2015. "presumptive thesaurus" https://smartdefine.org/presumptive/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2015, presumptive thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/presumptive/thesaurus/antonyms>.
MLASmart Define. "presumptive thesaurus" 10 April 2015. Web. 26 September 2026. <https://smartdefine.org/presumptive/thesaurus/antonyms>