144 entries under doubt topic. ×

4
impugn(verb, get, charge, oppose, dispute)
4
skepticism(noun, trouble, concern, anxiety, confusion)
4
wonder(noun, verb, trouble, concern, dispute)
3
be dubious(verb, dispute, challenge, question)
3
be uncertain(verb, dispute, challenge, question)
3
conjecture(noun, verb, trouble, concern, anxiety)
3
disbelieve(verb, dispute, challenge, think)
3
doubtfulness(noun, trouble, concern, anxiety, confusion)
3
dubiety(noun, trouble, concern, anxiety, confusion)
3
misdoubt(verb, dispute, challenge, question)
3
misgive(verb, dispute, challenge, question)
3
scruple(noun, verb, trouble, concern, dispute)
3
smell a rat(expression, idiom, dispute, challenge)
2
be apprehensive of(verb, dispute, challenge, question)
2
be in a quandary(verb, dispute, challenge, question)
2
be puzzled(verb, dispute, challenge, question)
2
be undetermined(verb, dispute, challenge, question)
2
cross(verb, get, dispute, provoke, challenge)
2
demur(verb, dispute, challenge, question)
2
discredit(noun, verb, charge, dispute, anxiety)
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APASmart Define. (2016). query thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/query/thesaurus/synonyms
ChicagoSmart Define. 2016. "query thesaurus" https://smartdefine.org/query/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, query thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/query/thesaurus/synonyms>.
MLASmart Define. "query thesaurus" 17 February 2016. Web. 21 September 2026. <https://smartdefine.org/query/thesaurus/synonyms>