22 entries under speculative topic. ×

15
assumed(adjective, uncertain, doubtful, vague, supposition)
13
hypothetical(adjective, uncertain, doubtful, imaginary, supposition)
13
reputed(adjective, belief, uncertain, doubtful, theoretical)
13
supposed(adjective, belief, uncertain, doubtful, vague)
8
conjectural(adjective, vague, imaginary, supposition, theoretical)
8
suppositional(adjective, uncertain, doubtful, vague, supposition)
8
theoretical(adjective, uncertain, doubtful, vague, supposition)
5
suppositious(adjective, uncertain, doubtful, vague, supposition)
3
academic(adjective, uncertain, doubtful, vague, supposition)
3
suppositive(uncertain, doubtful, supposition, supposed)
1
doubtful(uncertain, vague, imaginary, theoretical, supposed)
1
surmised(adjective, uncertain, doubtful)
1
suspect(uncertain, doubtful, vague, imaginary, theoretical)
1
uncertain(doubtful, vague, imaginary, theoretical, supposed)
0
figured(uncertain, doubtful)
0
guessing(uncertain, doubtful)
0
guesstimated(uncertain, doubtful)
0
on a hunch(expression, idiom, uncertain, doubtful)
0
on a long shot(expression, idiom, uncertain, doubtful)
0
surmising(uncertain, doubtful)
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APASmart Define. (2015). putative thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/putative/thesaurus/synonyms
ChicagoSmart Define. 2015. "putative thesaurus" https://smartdefine.org/putative/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, putative thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/putative/thesaurus/synonyms>.
MLASmart Define. "putative thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/putative/thesaurus/synonyms>