1
question
1
refutable
1
relevant
1
shady
1
speculative
1
sub judice
1
suppositional
1
suspenseful
1
unclear(adjective, clear, obscure, certain, uncertain)
1
uncounted
1
under active consideration(expression, idiom)
1
under advisement
1
under examination
1
under investigation
1
under surveillance
1
undetermined
1
unestablished
1
unfixed
1
untold
1
up for grabs(expression, idiom)
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APASmart Define. (2015). in question thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/in_question/thesaurus/synonyms
ChicagoSmart Define. 2015. "in question thesaurus" https://smartdefine.org/in_question/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, in question thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/in_question/thesaurus/synonyms>.
MLASmart Define. "in question thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/in_question/thesaurus/synonyms>