21 entries under flimsy topic. ×

2
too much(expression, unreasonable, dubious, unlikely)
0
doubtful(unreasonable, dubious, unlikely, unbelievable)
0
dubious(unreasonable, unlikely, unbelievable, improbable)
0
farfetched(unreasonable, dubious, unlikely, unbelievable)
0
fishy(unreasonable, dubious, unlikely, unbelievable)
0
for the birds(expression, idiom, unreasonable, dubious, unlikely)
0
full of holes(expression, idiom, unreasonable, dubious, unlikely)
0
improbable(unreasonable, dubious, unlikely, unbelievable)
0
inconceivable(unreasonable, dubious, unlikely, unbelievable)
0
incredible(unreasonable, dubious, unlikely, unbelievable)
0
not likely(expression, unreasonable, dubious, unlikely)
0
obscure(unreasonable, dubious, unlikely, unbelievable)
0
puzzling(unreasonable, dubious, unlikely, unbelievable)
0
reachy(unreasonable, dubious, unlikely, unbelievable)
0
suspect(unreasonable, dubious, unlikely, unbelievable)
0
thin(unreasonable, dubious, unlikely, unbelievable)
0
unbelievable(unreasonable, dubious, unlikely, improbable)
0
unconvincing(unreasonable, dubious, unlikely, unbelievable)
0
unreasonable(dubious, unlikely, unbelievable, improbable)
0
unsubstantial(unreasonable, dubious, unlikely, unbelievable)
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APASmart Define. (2016). far out thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/far_out/thesaurus/synonyms
ChicagoSmart Define. 2016. "far out thesaurus" https://smartdefine.org/far_out/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, far out thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/far_out/thesaurus/synonyms>.
MLASmart Define. "far out thesaurus" 31 March 2016. Web. 26 September 2026. <https://smartdefine.org/far_out/thesaurus/synonyms>