41 entries under investigate topic. ×

1
catechize(examine, request, ask, inspect)
1
check(dig, explore, research, delve)
1
delve into(expression, study, examine, inspect)
1
examine(study, consider, request, question)
1
eye(dig, explore, research, delve)
1
feel around(expression, dig, explore, research)
1
penetrate(dig, explore, research, delve)
1
pierce(dig, explore, research, delve)
1
prod(dig, explore, research, delve)
1
put out a feeler(expression, idiom, dig, explore)
1
query(examine, request, ask, inspect)
1
question(verb, study, consider, examine, review)
1
scrutinize(study, consider, examine, question)
1
study(consider, examine, request, question)
1
test(dig, explore, research, delve)
1
test the waters(expression, idiom, examine, inspect)
1
verify(dig, explore, research, delve)
0
put out feelers(verb, idiom, test)
0
quiz(dig, explore, research, delve)
0
send up a trial balloon(verb, idiom, test)
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APASmart Define. (2015). feel out thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/feel_out/thesaurus/synonyms
ChicagoSmart Define. 2015. "feel out thesaurus" https://smartdefine.org/feel_out/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, feel out thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/feel_out/thesaurus/synonyms>.
MLASmart Define. "feel out thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/feel_out/thesaurus/synonyms>