140 entries under challenge topic. ×

3
smell a rat(expression, idiom, dispute, doubt)
2
be apprehensive of(verb, dispute, doubt, question)
2
be in a quandary(verb, dispute, doubt, question)
2
be puzzled(verb, dispute, doubt, question)
2
be undetermined(verb, dispute, doubt, question)
2
canvass(verb, go, promote, exact)
2
contest(noun, verb, dispute, question)
2
cross(verb, get, dispute, provoke)
2
demur(verb, dispute, doubt, question)
2
discredit(noun, verb, charge, dispute, anxiety)
2
fear(noun, verb, dispute, anxiety)
2
fluctuate(verb, dispute, doubt, question)
2
give no credence(expression, idiom, dispute, doubt)
2
give the third degree(verb, expression, idiom, check, examine)
2
harbor suspicion(verb, expression, dispute, doubt)
2
have qualms(verb, expression, dispute, doubt)
2
hit(verb, examine, demand, request)
2
hit up(verb, expression, phrasal verb, go, promote)
2
hold out for(verb, expression, idiom, examine)
2
imagine(verb, dispute, doubt, question)
10 years ago|10k views|share |citing 
APASmart Define. (2016). query thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/query/thesaurus/synonyms
ChicagoSmart Define. 2016. "query thesaurus" https://smartdefine.org/query/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, query thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/query/thesaurus/synonyms>.
MLASmart Define. "query thesaurus" 17 February 2016. Web. 22 September 2026. <https://smartdefine.org/query/thesaurus/synonyms>