36 entries under investigate topic. ×

2
check out(verb, expression, phrasal verb, study, check)
2
probe(verb, examine, request, ask)
1
ask(verb, sound, examine, request, doubt)
1
catechize(verb, sound, examine, request, doubt)
1
check(verb, study, observe, examine, review)
1
check over(verb, expression, phrasal verb, study, check)
1
check up(verb, expression, phrasal verb, study, check)
1
delve into(verb, expression, phrasal verb, see, examine)
1
examine(verb, doubt, question, inspect)
1
eye(verb, examine, test, survey)
1
feel around(verb, expression, phrasal verb, sound, examine)
1
feel out(verb, expression, examine, inspect)
1
go into(verb, expression, dig, penetrate)
1
inquire(verb, doubt, question, look)
1
inspect(verb, study, check, see, examine)
1
interrogate(verb, examine, doubt, inspect)
1
look-see(verb, dig, penetrate, explore)
1
look into(verb, expression, dig, penetrate)
1
penetrate(verb, sound, examine, test)
1
pierce(verb, sound, examine, test)
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APASmart Define. (2013). test the waters thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/test_the_waters/thesaurus/synonyms
ChicagoSmart Define. 2013. "test the waters thesaurus" https://smartdefine.org/test_the_waters/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2013, test the waters thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/test_the_waters/thesaurus/synonyms>.
MLASmart Define. "test the waters thesaurus" 18 May 2013. Web. 30 September 2026. <https://smartdefine.org/test_the_waters/thesaurus/synonyms>