134 entries under uncertain topic. ×

1
obscure(doubtful, shaky, dubious, restricted)
1
off the deep end(expression, adjective, idiom, delicate)
1
on slippery ground(expression, adjective, idiom, delicate)
1
on the spot(expression, idiom, delicate, sensitive)
1
out on a limb(expression, idiom, delicate, doubtful)
1
pending(open, shaky, vague, unsure)
1
playing with fire(expression, idiom, delicate, sensitive)
1
rootless(adjective, nervous, doubtful, shaky)
1
rugged(adjective, delicate, unstable, doubtful)
1
shifting(adjective, unusual, unstable, irregular)
1
skeptical(adjective, nervous, doubtful, hesitant)
1
spasmodic(adjective, unusual, unstable, irregular)
1
unconfident(adjective, nervous, doubtful, shaky)
1
unconfirmed(doubtful, unsettled, dubious, restricted)
1
unconvinced(adjective, nervous, doubtful, hesitant)
1
unhealthy(adjective, delicate, sensitive, unstable)
1
unlikely(doubtful, shaky, unsure, implausible)
1
untrusty(adjective, nervous, doubtful, hesitant)
1
up for grabs(expression, adjective, idiom, nervous)
1
vague(open, nervous, doubtful, hesitant)
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APASmart Define. (2015). iffy thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/iffy/thesaurus/synonyms
ChicagoSmart Define. 2015. "iffy thesaurus" https://smartdefine.org/iffy/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, iffy thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/iffy/thesaurus/synonyms>.
MLASmart Define. "iffy thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/iffy/thesaurus/synonyms>