Synonyms|616Antonyms|231|Broader|12Narrower|25Related|1.6k

124 entries under doubtful topic. ×

3
iffy(adjective, clear, open, informal, certain)
3
muddled(adjective, uncertain, faint, vague)
3
unfathomable(adjective, hard, obscure, difficult, uncertain)
3
wavering(adjective, open, uncertain, hesitant)
2
abstruse(adjective, hard, obscure, difficult, loose)
2
ambivalent(open, vague, hesitant, changeable)
2
amphibological(adjective, obscure, rough, difficult, dark)
2
concealed(adjective, obscure, difficult, uncertain)
2
debatable(adjective, open, uncertain, shaky)
2
disputable(adjective, uncertain, unsure)
2
hesitant(open, uncertain, unsure, indefinite)
2
hidden(adjective, hard, obscure, delicate, loose)
2
in doubt(expression, adjective, idiom, clear, open)
2
irresolute(open, uncertain, hesitant, indefinite)
2
suspicious(adjective, uncertain, nervous, unsettled)
2
thick(adjective, dull, obscure, dim)
2
unpredictable(adjective, vague, hesitant, changeable)
2
unresolved(adjective, open, uncertain, unsettled)
2
vacillating(uncertain, unsettled, vague, hesitant)
1
arguable(uncertain, unsure)
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APASmart Define. (2015). unclear thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/unclear/thesaurus/synonyms
ChicagoSmart Define. 2015. "unclear thesaurus" https://smartdefine.org/unclear/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, unclear thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/unclear/thesaurus/synonyms>.
MLASmart Define. "unclear thesaurus" 13 April 2015. Web. 28 September 2026. <https://smartdefine.org/unclear/thesaurus/synonyms>