151 entries under investigate topic. ×

1
feel out(verb, expression, phrasal verb, dig)
1
figure out(verb, expression, study, consider, resolve)
1
get down to brass tacks(verb, expression, idiom, study, consider)
1
grill(verb, request, question, survey)
1
hash(verb, study, consider, resolve, examine)
1
interpret(verb, study, consider, resolve, examine)
1
kick around(verb, expression, study, consider, resolve)
1
look-see(dig, penetrate, explore, research)
1
look into(verb, expression, phrasal verb, check, examine)
1
parse(verb, study, check, consider, observe)
1
pat down(verb, expression, study, check, consider)
1
penetrate(verb, examine, survey, dig)
1
peruse(verb, study, check, consider, observe)
1
pick at(verb, expression, study, check, consider)
1
pierce(verb, examine, survey, dig)
1
poke(verb, touch, examine, handle, try)
1
ponder(verb, study, check, consider, observe)
1
pore over(verb, expression, study, check, consider)
1
prod(verb, examine, survey, dig)
1
put out a feeler(verb, expression, idiom, examine)
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APASmart Define. (2016). test thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/test/thesaurus/synonyms
ChicagoSmart Define. 2016. "test thesaurus" https://smartdefine.org/test/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2016, test thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/test/thesaurus/synonyms>.
MLASmart Define. "test thesaurus" 1 April 2016. Web. 28 September 2026. <https://smartdefine.org/test/thesaurus/synonyms>