5
changeable(adjective, uncertain, doubtful, hesitant, indefinite)
5
circumspect(adjective, careful, vague, prudent, ambiguous)
5
guarded(adjective, careful, vague, prudent, restricted)
5
halting(adjective, weak, uncertain, shy, doubtful)
5
interim
5
precarious(adjective, uncertain, doubtful, vague, unsure)
5
reluctant(adjective, uncertain, indefinite)
5
spineless(adjective, nervous, shy, fearful, irresolute)
5
substitute(adjective, extra, alternative, alternate, auxiliary)
5
unresolved(adjective, uncertain, doubtful, hesitant, dubious)
5
unsettled(adjective, open, weak, uncertain, doubtful)
5
vague(adjective, uncertain, careful, ambiguous, equivocal)
5
volatile(adjective, hesitant, wavering, indecisive, irresolute)
4
essay
4
experiment
4
shifty(adjective, irresolute)
4
unverified(adjective, experiment, experimental)
4
acting(adjective, unsettled, extra, auxiliary, speculative)
4
dillydallying(adjective, irresolute)
4
erratic(adjective, doubtful, vague, unsure, irresolute)
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APASmart Define. (2015). tentative thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/tentative/thesaurus/synonyms
ChicagoSmart Define. 2015. "tentative thesaurus" https://smartdefine.org/tentative/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, tentative thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/tentative/thesaurus/synonyms>.
MLASmart Define. "tentative thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/tentative/thesaurus/synonyms>