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

123 entries under doubtful topic. ×

4
undetermined(adjective, uncertain, vague, hesitant)
4
weak(adjective, great, extraordinary, amazing)
3
changeable(adjective, uncertain, vague, hesitant)
3
clouded(adjective, clear, certain, uncertain)
3
contentious(adjective, dubious, provocative, debatable)
3
cryptic(adjective, uncertain, vague, dubious)
3
enigmatic(adjective, uncertain, vague, dubious)
3
open to doubt(expression, adjective, idiom, uncertain)
3
risky(adjective, vague, unsure)
3
tentative(adjective, uncertain, vague, unsure)
3
unapt(adjective, likely)
3
unassured(adjective, uncertain, dishonest, deceitful)
3
vacillating(adjective, vague, hesitant, unpredictable)
2
contingent(adjective, uncertain, shaky, vague)
2
fanciful(adjective, unlikely, implausible)
2
hazy(uncertain, shaky, vague, hesitant)
2
irregular(unusual, strange, vague, hesitant)
2
irresolute(adjective, vague, hesitant, changeable)
2
mootable(adjective, certain, uncertain, dubious)
2
odd(adjective, unusual, strange, irregular)
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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>