Synonyms|786Antonyms|286|Broader|13Narrower|11Related|3k

101 entries under dubious topic. ×

3
funny(unusual, strange, suspect, shady)
3
open to doubt(expression, adjective, idiom, uncertain, doubtful)
3
peculiar(adjective, unusual, strange, suspect)
2
contingent(adjective, uncertain, doubtful, shaky, vague)
2
irregular(unusual, strange, doubtful, vague, hesitant)
2
mootable(adjective, certain, uncertain, doubtful)
2
odd(adjective, unusual, strange, irregular, doubtful)
2
offensive
2
remote(adjective, doubtful, improbable)
2
suspected(adjective, uncertain, doubtful, suspicious)
2
thick(adjective, great, flat, poor, extraordinary)
2
unconfirmed(adjective, uncertain, doubtful, shaky, vague)
2
unimaginable(extraordinary, amazing, doubtful, unlikely)
2
unproven(adjective, uncertain, doubtful, supposed)
2
up for discussion(expression, adjective, idiom, uncertain, unsettled)
1
not likely(expression, doubtful, unlikely, implausible)
1
outside chance(expression, doubtful, unlikely, implausible)
1
overt(suspect, shady, dishonorable, disreputable)
1
phony(extraordinary, amazing, suspect, shady)
1
rare(weak, doubtful, unlikely, implausible)
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APASmart Define. (2015). questionable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/questionable/thesaurus/synonyms
ChicagoSmart Define. 2015. "questionable thesaurus" https://smartdefine.org/questionable/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, questionable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/questionable/thesaurus/synonyms>.
MLASmart Define. "questionable thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/questionable/thesaurus/synonyms>