57 entries under expression topic. ×

1
up in the air(idiom, uncertain, doubtful, hesitant)
1
without belief(uncertain, hesitant, dubious, unsure)
0
at intervals(adverb, intermittently, variably, alternately)
0
at irregular intervals(idiom, adverb, variable, variably)
0
at risk(vulnerable, unprotected, unguarded)
0
be doubtful
0
every once in a while(idiom, adverb, intermittently, variably)
0
every so often(idiom, adverb, intermittently, variably)
0
from pillar to post(idiom, adverb, variably, alternately)
0
from side to side(idiom, adverb, variably, alternately)
0
hanging by a thread(doubtful, vague, hesitant, changeable)
0
hanging by thread(idiom, nervous, insecure, unsure)
0
having cold feet(idiom, nervous, shy, fearful)
0
hum and haw
0
in and out(idiom, adverb, variably, alternately)
0
in doubt(uncertain, doubtful, unsettled, vague)
0
in poor health(idiom, ill, sick, unwell)
0
lacking vigor
0
laid back(uncertain, unstable, hesitant)
0
not compact
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APASmart Define. (2016). vacillating thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/vacillating/thesaurus/synonyms
ChicagoSmart Define. 2016. "vacillating thesaurus" https://smartdefine.org/vacillating/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, vacillating thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/vacillating/thesaurus/synonyms>.
MLASmart Define. "vacillating thesaurus" 4 March 2016. Web. 20 September 2026. <https://smartdefine.org/vacillating/thesaurus/synonyms>