215 entries under adjective topic. ×

16
disputable(open, certain, uncertain, doubtful)
16
dubious(clear, open, rough, delicate)
16
uncertain(clear, open, rough, delicate)
15
moot(open, certain, uncertain, doubtful)
14
problematical(clear, open, difficult, certain)
14
unsettled(open, rough, delicate, uncertain)
13
arguable(open, certain, uncertain, doubtful)
12
unsure(clear, rough, delicate, certain)
11
enigmatic(open, uncertain, doubtful, dubious)
11
iffy(clear, open, delicate, informal)
10
ambiguous(clear, open, rough, delicate)
10
baffling
10
open(open, uncertain, nervous, unstable)
9
equivocal(clear, rough, delicate, certain)
9
suspect(open, uncertain, unreasonable, doubtful)
9
undecided(uncertain, nervous, doubtful, unsettled)
8
fishy(uncertain, unreasonable, doubtful, unsettled)
7
borderline(clear, delicate, certain, uncertain)
7
chancy(clear, open, delicate, certain)
7
controversial(tough, uncertain, doubtful, unsettled)
10 years ago|21k views|share |citing 
APASmart Define. (2016). problematic thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/problematic/thesaurus/synonyms
ChicagoSmart Define. 2016. "problematic thesaurus" https://smartdefine.org/problematic/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, problematic thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/problematic/thesaurus/synonyms>.
MLASmart Define. "problematic thesaurus" 24 March 2016. Web. 22 September 2026. <https://smartdefine.org/problematic/thesaurus/synonyms>