5
inquiring(verb, questioning, inquisitive)
5
research(noun, inquisitive)
5
probing(noun, verb, questioning, experimenting)
5
questioning(verb, questioning, inquisitive)
4
investigative(adjective, inquisitive)
4
exploring(verb, questioning)
4
investigate
4
investigation
4
researching(verb, experimenting)
3
checking(verb, experimenting)
3
examining(verb, questioning)
3
analyzing(verb, experimenting)
3
canvassing(verb, questioning)
3
experimenting(verb, experimenting)
3
interrogating(verb, questioning)
2
inspecting
2
asking(verb, questioning)
2
assaying(verb, experimenting)
2
delving(noun, verb, questioning)
2
examine
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APASmart Define. (2013). investigating thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/investigating/thesaurus/synonyms
ChicagoSmart Define. 2013. "investigating thesaurus" https://smartdefine.org/investigating/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, investigating thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/investigating/thesaurus/synonyms>.
MLASmart Define. "investigating thesaurus" 17 June 2013. Web. 20 September 2026. <https://smartdefine.org/investigating/thesaurus/synonyms>