155 entries under explore topic. ×

5
verify(verb, check, correct, examine, review)
4
ask(verb, examine, request, question, test)
4
spy(verb, study, check, consider, sound)
4
catechize(verb, study, check, observe, examine)
4
check over(verb, expression, phrasal verb, study, check)
4
cross-examine(verb, examine, challenge, demand, request)
4
prospect(verb, action, study, check, separate)
4
search for(verb, expression, phrasal verb, follow, examine)
3
challenge(verb, oppose, fight, dispute, examine)
3
follow(verb, get, catch, observe, have)
3
frisk(verb, study, check, consider, correct)
3
grill(verb, check, examine, challenge, demand)
3
pump(verb, check, examine, challenge, demand)
3
pursue(verb, study, consider, follow, examine)
3
quest(verb, check, follow, examine, challenge)
3
traverse
2
give the third degree(verb, expression, idiom, check, examine)
2
hit(verb, examine, challenge, demand, request)
2
chew over(expression, study, check, consider, favor)
2
deal with(verb, expression, study, favor, regard)
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APASmart Define. (2016). investigate thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/investigate/thesaurus/synonyms
ChicagoSmart Define. 2016. "investigate thesaurus" https://smartdefine.org/investigate/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, investigate thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/investigate/thesaurus/synonyms>.
MLASmart Define. "investigate thesaurus" 17 February 2016. Web. 26 September 2026. <https://smartdefine.org/investigate/thesaurus/synonyms>