145 entries under vague topic. ×

6
questionable(adjective, clear, rough, certain, uncertain)
6
borderline(adjective, clear, open, certain, uncertain)
6
inexact(adjective, open, weak, obscure, rough)
6
perplexing(adjective, hard, obscure, rough, difficult)
6
problematic(adjective, clear, rough, certain, uncertain)
6
tenebrous(adjective, obscure, rough, difficult, dark)
6
undecided(adjective, open, uncertain, definite, doubtful)
5
formless(adjective, indistinct, indistinguishable, disorganized)
5
unspecified(adjective, rough, unknown, hazy)
4
chancy(adjective, clear, certain, uncertain, anxious)
4
elusive(adjective, clear, false, hazy)
4
evasive(adjective, obscure, uncertain, doubtful)
4
faltering(adjective, weak, uncertain, doubtful, unsettled)
4
general(adjective, rough, unknown, ambiguous)
4
inaccurate(adjective, imprecise, unspecific, undefined)
4
loose(adjective, hard, rough, delicate, complex)
4
open(adjective, uncertain, nervous, doubtful, unsettled)
4
slight(adjective, weak, pale, faded)
3
arcane(adjective, obscure, difficult, uncertain, doubtful)
3
iffy(adjective, clear, open, informal, certain)
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APASmart Define. (2015). unclear thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unclear/thesaurus/synonyms
ChicagoSmart Define. 2015. "unclear thesaurus" https://smartdefine.org/unclear/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, unclear thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unclear/thesaurus/synonyms>.
MLASmart Define. "unclear thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/unclear/thesaurus/synonyms>