3
unsustainable(adjective, true, real)
2
awkward(tricky, sticky, challenging)
2
baffling
2
challengeable
2
chancy(adjective, uncertain, doubtful, vague, dubious)
2
changeable(adjective, uncertain)
2
confused(adjective, uncertain)
2
contested(adjective, certain)
2
difficult(adjective, tricky, sticky, challenging)
2
dodgy(dubious, suspect, shady)
2
fallible
2
forensic(adjective, legal, judicial)
2
hazardous(uncertain, shaky, unclear, unlikely, questionable)
2
hazy(uncertain, shaky, unclear, unlikely, questionable)
2
improbable(adjective, uncertain, doubtful, shaky, unsure)
2
impugnable(uncertain, shaky, unclear, unlikely, questionable)
2
indecisive(adjective, open, uncertain, doubtful, unsettled)
2
irresolute
2
mysterious(adjective, uncertain)
2
negotiable(adjective, variable)
11 years ago|15k views|share |citing 
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>