40 entries under challenge topic. ×

5
distrust(verb, dispute, doubt, question)
4
discredit(verb, dispute, doubt, question)
4
doubt(verb, dispute, question, suspect)
3
mistrust(verb, dispute, doubt, question)
2
be apprehensive of(verb, dispute, doubt, question)
2
be curious(verb, dispute, doubt, question)
2
be dubious(verb, dispute, doubt, question)
2
be in a quandary(verb, dispute, doubt, question)
2
be puzzled(verb, dispute, doubt, question)
2
be uncertain(verb, dispute, doubt, question)
2
be undetermined(verb, dispute, doubt, question)
2
call in question(verb, expression, idiom, dispute)
2
demur(verb, dispute, doubt, question)
2
fear(verb, dispute, doubt, question)
2
fluctuate(verb, dispute, doubt, question)
2
give no credence(verb, expression, idiom, dispute)
2
harbor suspicion(verb, expression, dispute, doubt)
2
have qualms(verb, expression, dispute, doubt)
2
imagine(verb, dispute, doubt, question)
2
insinuate(verb, dispute, doubt, question)
<12>
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APASmart Define. (2013). wonder at thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/wonder_at/thesaurus/synonyms
ChicagoSmart Define. 2013. "wonder at thesaurus" https://smartdefine.org/wonder_at/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2013, wonder at thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/wonder_at/thesaurus/synonyms>.
MLASmart Define. "wonder at thesaurus" 19 May 2013. Web. 29 September 2026. <https://smartdefine.org/wonder_at/thesaurus/synonyms>