55 entries under nervous topic. ×

3
weak(adjective, uncertain, doubtful, insecure)
2
on thin ice(expression, adjective, idiom, delicate, uncertain)
2
open(adjective, uncertain, unstable, doubtful)
2
touch and go(expression, adjective, idiom, delicate, uncertain)
2
vacillating(adjective, uncertain, doubtful, vague)
2
wobbly(adjective, uncertain, unstable, doubtful)
1
anxious(adjective, insecure, unsure)
1
betwixt and between(expression, adjective, idiom, open, uncertain)
1
diffident(uncertain, doubtful, insecure, unsure)
1
in a quandary(expression, adjective, idiom, uncertain)
1
irresolute(open, uncertain, doubtful, vague)
1
lacking(adjective, uncertain, doubtful, shaky)
1
mistrustful(adjective, uncertain, doubtful, shaky)
1
rootless(adjective, uncertain, doubtful, shaky)
1
skeptical(adjective, uncertain, doubtful, hesitant)
1
unconfident(adjective, uncertain, doubtful, shaky)
1
unconvinced(adjective, uncertain, doubtful, hesitant)
1
untrusty(adjective, uncertain, doubtful, hesitant)
1
up for grabs(expression, adjective, idiom, uncertain)
1
vague(open, uncertain, doubtful, hesitant)
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APASmart Define. (2015). iffy thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/iffy/thesaurus/synonyms
ChicagoSmart Define. 2015. "iffy thesaurus" https://smartdefine.org/iffy/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, iffy thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/iffy/thesaurus/synonyms>.
MLASmart Define. "iffy thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/iffy/thesaurus/synonyms>