Synonyms|42Antonyms|19|Broader|0Narrower|0Related|1

39 entries under implausible topic. ×

1
unlikely(adjective, extraordinary, strange, unbelievable)
1
unsubstantial(adjective, extraordinary, strange, unbelievable)
1
unthinkable(adjective, extraordinary, strange, unbelievable)
1
weak(adjective, extraordinary, strange, unbelievable)
0
absurd(adjective, unbelievable, preposterous, improbable)
0
beyond belief(expression, adjective, absurd, preposterous)
0
extraordinary(adjective, strange, unbelievable, unthinkable)
0
far-fetched(adjective, absurd, unbelievable, preposterous)
0
fishy(adjective, absurd, unbelievable, preposterous)
0
flimsy(adjective, absurd, unbelievable, preposterous)
0
out of the question(expression, adjective, idiom, absurd)
0
outlandish(adjective, absurd, unbelievable, preposterous)
0
preposterous(adjective, absurd, unbelievable, improbable)
0
questionable(adjective, absurd, unbelievable, preposterous)
0
ridiculous(adjective, absurd, unbelievable, preposterous)
0
rings phony(expression, adjective, absurd, preposterous)
0
strange(adjective, extraordinary, unbelievable, unthinkable)
0
suspect(adjective, absurd, unbelievable, preposterous)
0
untenable(adjective, absurd, unbelievable, preposterous)
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APASmart Define. (2013). insupposable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/insupposable/thesaurus/synonyms
ChicagoSmart Define. 2013. "insupposable thesaurus" https://smartdefine.org/insupposable/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2013, insupposable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/insupposable/thesaurus/synonyms>.
MLASmart Define. "insupposable thesaurus" 18 May 2013. Web. 22 September 2026. <https://smartdefine.org/insupposable/thesaurus/synonyms>