Synonyms|451Antonyms|268|Broader|4Narrower|8Related|1.1k
1
mad
1
meagre
1
mind-boggling(extraordinary, strange, fantastic, unbelievable, implausible)
1
mistaken(adjective, inadequate, useless, inappropriate, unhealthy)
1
mootable(uncertain, doubtful, unsure)
1
more than doubtful(expression, idiom)
1
not fit(expression, adjective, inadequate, useless, inappropriate)
1
not likely(expression, adjective, idiom, doubtful, dubious)
1
off(slight, remote)
1
offbeat(adjective, fantastic, imaginary, unbelievable, whimsical)
1
open(adjective, obscure, uncertain, doubtful, shaky)
1
oppositely
1
out of element(expression, adjective, idiom, inadequate, useless)
1
out of place(expression, adjective, idiom, inadequate, useless)
1
out of shape(expression, adjective, idiom, inadequate, useless)
1
out of the blue
1
out of the ordinary(expression, adjective, idiom, light, thin)
1
outside chance(expression, adjective, doubtful, dubious, implausible)
1
peculiar
1
perplexed(uncertain, doubtful, unsure)
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APASmart Define. (2015). unlikely thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/unlikely/thesaurus/synonyms
ChicagoSmart Define. 2015. "unlikely thesaurus" https://smartdefine.org/unlikely/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, unlikely thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/unlikely/thesaurus/synonyms>.
MLASmart Define. "unlikely thesaurus" 14 April 2015. Web. 26 September 2026. <https://smartdefine.org/unlikely/thesaurus/synonyms>