1
question
1
quizzical
1
saving(considerate, cautious, prudent, suspicious, watchful)
1
sceptic(noun, adjective)
1
scrupulous
1
shaky(adjective, weak, uncertain, doubtful, hesitant)
1
sly(considerate, cautious, prudent, suspicious, watchful)
1
sparing(considerate, cautious, prudent, suspicious, watchful)
1
speculative
1
suspect
1
suspicioning
1
tentative(adjective, weak, uncertain, shy, doubtful)
1
theoretical(uncertain, hesitant, dubious, unsure)
1
thinking twice(expression, considerate, cautious, prudent, suspicious)
1
thrifty(considerate, cautious, prudent, suspicious, watchful)
1
timid(weak, uncertain, shy, doubtful, hesitant)
1
touch-and-go
1
troubled(uncertain, hesitant, dubious, unsure)
1
trustless
1
unaccountable
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APASmart Define. (2016). doubting thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/doubting/thesaurus/synonyms
ChicagoSmart Define. 2016. "doubting thesaurus" https://smartdefine.org/doubting/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, doubting thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/doubting/thesaurus/synonyms>.
MLASmart Define. "doubting thesaurus" 23 March 2016. Web. 26 September 2026. <https://smartdefine.org/doubting/thesaurus/synonyms>