Synonyms|299Antonyms|137|Broader|7Narrower|12Related|1.5k
1
unproved
1
unproven
1
unreasonable
1
unstable(uncertain, shaky, unclear, unlikely, questionable)
1
unsupportable(adjective, true, real)
1
untested
1
untrusty(uncertain, doubtful, unsure)
1
unverifiable(adjective, true, real)
1
up for discussion(expression, adjective, idiom, uncertain, doubtful)
1
up for grabs(expression, idiom, uncertain, unclear, incomplete)
1
up in the air(expression, adjective, idiom, open, uncertain)
1
vacillating
1
waffling
1
wishy-washy
0
allegedly
0
anecdotal
0
anybody's guess
0
apparently
0
appellant
0
arguments
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APASmart Define. (2015). debatable thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/debatable/thesaurus/synonyms
ChicagoSmart Define. 2015. "debatable thesaurus" https://smartdefine.org/debatable/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, debatable thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/debatable/thesaurus/synonyms>.
MLASmart Define. "debatable thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/debatable/thesaurus/synonyms>