111 entries under investigate topic. ×
| query(noun, verb, get, go, charge) | |
| interrogate(verb, study, order, force, check) | |
| inquire(verb, study, order, get, go) | |
| examine(verb, study, check, consider, see) | |
| inquiry(noun, order, check, use, review) | |
| quiz(noun, verb, check, annoy, provoke) | |
| interrogation(noun, order, check, use, review) | |
| probe(noun, verb, study, check, consider) | |
| grill(noun, verb, check, examine, challenge) | |
| seek(verb, promote, examine, exact, try) | |
| pump(verb, check, examine, review, challenge) | |
| canvass(verb, study, go, check, consider) | |
| catechize(verb, study, check, observe, examine) | |
| cross-examine(verb, examine, review, challenge, demand) | |
| explore(verb, study, check, consider, maintain) | |
| interrogatory(noun, law, review, request, examination) | |
| test(noun, verb, study, get, check) | |
| survey(noun, verb, study, check, observe) | |
| case(noun, verb, business, study, check) | |
| inspect(verb, study, check, consider, examine) |
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| APA | Smart Define. (2016). question thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/question/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "question thesaurus" https://smartdefine.org/question/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, question thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/question/thesaurus/synonyms>. |
| MLA | Smart Define. "question thesaurus" 8 March 2016. Web. 25 September 2026. <https://smartdefine.org/question/thesaurus/synonyms> |