Synonyms|1kAntonyms|287|Broader|16Narrower|14Related|1.7k

69 entries under implausible topic. ×

2
iffy(adjective, doubtful, unlikely, unsubstantiated)
2
ridiculous(absurd, unimportance, unbelievable, preposterous)
2
suspect(weak, extraordinary, unreasonable, dubious, absurd)
2
unconceivable(adjective, likely)
2
ungrounded(adjective, poor, negative, unwarranted, untrue)
2
wishful(adjective, poor, unconvincing)
1
slim and none(expression, idiom, doubtful, unlikely)
1
beyond belief(expression, extraordinary, amazing, absurd)
1
fanciful(light, weak, slight, doubtful, imaginary)
1
far-fetched(extraordinary, amazing, doubtful, absurd, unlikely)
1
fishy(adjective, weak, great, delicate, extraordinary)
1
hundred-to-one(doubtful, unlikely)
1
impossible(extraordinary, unreasonable, amazing, dubious, unlikely)
1
incogitable(extraordinary, amazing, absurd, preposterous)
1
not expected(expression, doubtful, unlikely)
1
not likely(expression, unreasonable, doubtful, dubious, unlikely)
1
outlandish(extraordinary, amazing, absurd, preposterous)
1
outside chance(expression, doubtful, unlikely)
1
phony(extraordinary, amazing, unbelievable, incredible)
1
preposterous(extraordinary, amazing, absurd, unbelievable)
For more, visit Flimsy on Power Thesaurus
10 years ago|25k views|share |citing 
APASmart Define. (2016). flimsy thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/flimsy/thesaurus/synonyms
ChicagoSmart Define. 2016. "flimsy thesaurus" https://smartdefine.org/flimsy/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, flimsy thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/flimsy/thesaurus/synonyms>.
MLASmart Define. "flimsy thesaurus" 26 January 2016. Web. 21 September 2026. <https://smartdefine.org/flimsy/thesaurus/synonyms>