Synonyms|676Antonyms|90|Broader|10Narrower|13Related|233

58 entries under investigate topic. ×

40
question(noun, verb, get, go, charge)
21
ask(verb, get, go, present, cause)
20
inquiry(noun, review, demand, request, question)
19
inquire(verb, get, go, check, promote)
17
interrogate(verb, check, examine, measure, challenge)
16
quiz(noun, verb, check, examine, measure)
15
examine(verb, challenge, demand, request, doubt)
14
interrogation(noun, review, demand, request, question)
12
challenge(verb, go, charge, promote, oppose)
10
catechize(verb, check, sound, examine, measure)
8
interrogatory(noun, law, review, demand, request)
8
probe(noun, verb, examine, review, challenge)
8
seek(verb, get, go, promote, examine)
6
pump(verb, check, examine, measure, challenge)
5
solicit(verb, get, provoke, examine, challenge)
4
grill(verb, check, examine, measure, challenge)
4
petition(noun, verb, get, go, promote)
3
cross-examine(verb, check, examine, measure, challenge)
3
go over(verb, expression, examine, challenge, demand)
3
knock(verb, examine, challenge, seek)
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ChicagoSmart Define. 2016. "query thesaurus" https://smartdefine.org/query/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, query thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/query/thesaurus/synonyms>.
MLASmart Define. "query thesaurus" 17 February 2016. Web. 24 September 2026. <https://smartdefine.org/query/thesaurus/synonyms>