18 entries under unlikely topic. ×

5
hardly(adverb, scarcely, illy)
5
most unlikely(expression, hardly, scarcely)
5
not likely(expression, hardly, scarcely, illy)
5
scarcely(adverb, hardly, illy)
4
doubtful(adjective, hardly, scarcely, illy)
4
illy(adverb, hardly, scarcely)
4
implausible(adjective, hardly, scarcely, illy)
4
scarce(adverb, hardly, scarcely, illy)
3
faint(adjective, hardly, scarcely, illy)
3
improbable(adjective, hardly, scarcely, illy)
3
incredible(adjective, hardly, scarcely, illy)
3
questionable(adjective, hardly, scarcely, illy)
3
remote(adjective, hardly, scarcely, illy)
3
slight(adjective, hardly, scarcely, illy)
3
unbelievable(adjective, hardly, scarcely, illy)
3
unconvincing(adjective, hardly, scarcely, illy)
3
unimaginable(adjective, hardly, scarcely, illy)
2
ill(adverb, hardly, scarcely, illy)
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APASmart Define. (2015). most likely thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/most_likely/thesaurus/antonyms
ChicagoSmart Define. 2015. "most likely thesaurus" https://smartdefine.org/most_likely/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2015, most likely thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/most_likely/thesaurus/antonyms>.
MLASmart Define. "most likely thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/most_likely/thesaurus/antonyms>