3
fascinating(great, excellent, superb, super, groovy)
3
favorable(great, excellent, superb, super, groovy)
3
fine(great, excellent, superb, super, groovy)
3
glorious(great, excellent, superb, super, groovy)
3
good-looking(great, excellent, superb, super, groovy)
3
graceful(great, excellent, superb, super, groovy)
3
gratifying(great, excellent, superb, super, groovy)
3
illogical(adjective, poor, wild, unreasonable, fantastic)
3
impressive(great, excellent, superb, super, groovy)
3
ingenious(great, excellent, superb, super, groovy)
3
insane
3
irresistible(great, excellent, superb, super, groovy)
3
keen(great, excellent, superb, super, groovy)
3
lavish(great, excellent, superb, super, groovy)
3
ludicrous
3
lush(great, excellent, superb, super, groovy)
3
luxuriant(great, excellent, superb, super, groovy)
3
mad
3
magnificent(great, excellent, superb, super, groovy)
3
not likely(expression, adjective, idiom, unreasonable, doubtful)
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APASmart Define. (2015). improbable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/improbable/thesaurus/synonyms
ChicagoSmart Define. 2015. "improbable thesaurus" https://smartdefine.org/improbable/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, improbable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/improbable/thesaurus/synonyms>.
MLASmart Define. "improbable thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/improbable/thesaurus/synonyms>