126 entries under expression topic. ×

9
in doubt(adjective, idiom, clear, certain)
5
at a loss(idiom, confused, irresolution, puzzled)
5
in question(adjective, idiom, clear, weak)
4
in dispute(adjective, idiom, inquiry)
4
infirm of purpose(adjective, idiom, irresolution)
4
of two minds(adjective, idiom, open, doubtful)
4
open to question(adjective, doubtful, dubious, questionable)
3
at loose ends
3
fast and loose(adjective, idiom, unreliable, insecure)
3
on thin ice(adjective, idiom, delicate, nervous)
3
up in the air(adjective, idiom, open, certain)
2
sub judice(adjective, idiom, questionable, inquiry)
1
all at sea
1
at odds(adjective, irregular, conflicting, incompatible)
1
at variance(adjective, irregular, conflicting, incompatible)
1
betwixt and between(idiom, open, doubtful, dubious)
1
biting nails(adjective, anxious, nervous, doubtful)
1
by chance(chance, unplanned, unpremeditated)
1
clear as dishwater(idiom, vague, unclear)
1
easily upset(adjective, passionate, unstable, unpredictable)
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APASmart Define. (2016). uncertain thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/uncertain/thesaurus/synonyms
ChicagoSmart Define. 2016. "uncertain thesaurus" https://smartdefine.org/uncertain/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, uncertain thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/uncertain/thesaurus/synonyms>.
MLASmart Define. "uncertain thesaurus" 24 March 2016. Web. 20 September 2026. <https://smartdefine.org/uncertain/thesaurus/synonyms>