119 entries under investigate topic. ×

3
look over(verb, expression, study, check, consider)
3
prospect(verb, study, check, consider, examine)
3
scrutinize(verb, study, check, consider, see)
2
eye(noun, verb, study, check, see)
2
beat the bushes(verb, expression, idiom, cover, bother)
2
bird-dog(verb, cover, bother, do, follow)
2
cast about(verb, expression, check, follow, examine)
2
chase(verb, cover, bother, follow, catch)
2
check(verb, study, observe, examine, review)
2
comb(verb, check, follow, examine, pursue)
2
follow(verb, cover, catch, discover, pursue)
2
frisk(verb, study, check, consider, examine)
2
go after(verb, expression, cover, do, follow)
2
go into(expression, study, check, consider, examine)
2
go over(verb, expression, study, check, observe)
2
gun for(verb, expression, check, follow, examine)
2
inquire(verb, study, check, consider, follow)
2
interrogate(verb, study, check, consider, observe)
2
leave no stone unturned(verb, expression, idiom, check, bother)
2
look high and low(expression, idiom, check, follow, examine)
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APASmart Define. (2015). scout thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/scout/thesaurus/synonyms
ChicagoSmart Define. 2015. "scout thesaurus" https://smartdefine.org/scout/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, scout thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/scout/thesaurus/synonyms>.
MLASmart Define. "scout thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/scout/thesaurus/synonyms>