Synonyms|612Antonyms|121|Broader|6Narrower|1Related|974

64 entries under doubtful topic. ×

2
in doubt(expression, shaky, vague, unsure)
2
precarious(adjective, delicate, uncertain, sensitive)
2
reputed
2
suspect(uncertain, shaky, vague, imaginary)
2
unconfirmed(unsettled, shaky, vague, indefinite)
2
unsettled(vague, unsure, indefinite, provisional)
2
unsure
1
ambiguous(shaky, vague, unsure, unlikely)
1
hanging by a thread(expression, adjective, idiom, delicate, uncertain)
1
hazy(shaky, vague, unsure, unlikely)
1
indecisive(vague, unsure)
1
indeterminate(shaky, vague, unlikely, theoretical)
1
indistinct(shaky, vague, unsure, unlikely)
1
on thin ice(expression, adjective, idiom, delicate, uncertain)
1
surmised(adjective, uncertain)
1
unclear(shaky, vague, unsure, unlikely)
1
undecided(unsettled, vague, unsure, indefinite)
1
unforeseeable(vague, unsure, intention)
1
unresolved(uncertain, vague, unsure)
1
up for grabs(expression, idiom, shaky, vague)
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APASmart Define. (2015). speculative thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/speculative/thesaurus/synonyms
ChicagoSmart Define. 2015. "speculative thesaurus" https://smartdefine.org/speculative/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, speculative thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/speculative/thesaurus/synonyms>.
MLASmart Define. "speculative thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/speculative/thesaurus/synonyms>