256 entries under expression topic. ×

1
make sure(verb, study, correct, examine)
1
match up(verb, check, examine, try)
1
mess around(examine, try, test, analyze)
1
nose around(verb, phrasal verb, study, check)
1
pat down(study, check, consider, observe)
1
pick at(study, check, consider, observe)
1
play around with(idiom, study, examine, try)
1
poke around(verb, phrasal verb, study, consider)
1
poke nose into(idiom, bug, hunt, poke)
1
pop the question(verb, idiom, challenge, demand)
1
practice with(examine, try, test, analyze)
1
prove out(verb, check, examine, try)
1
put on the hotseat(idiom, check, question, quiz)
1
put out a feeler(verb, idiom, examine, test)
1
put the screws to(verb, idiom, check, examine)
1
put under a microscope(idiom, study, check, consider)
1
really get into(idiom, action, dig, burrow)
1
reason the point
1
rifle through(verb, check, examine, look)
1
root out(verb, turn, produce, clean)
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APASmart Define. (2016). investigate thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/investigate/thesaurus/synonyms
ChicagoSmart Define. 2016. "investigate thesaurus" https://smartdefine.org/investigate/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, investigate thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/investigate/thesaurus/synonyms>.
MLASmart Define. "investigate thesaurus" 17 February 2016. Web. 25 September 2026. <https://smartdefine.org/investigate/thesaurus/synonyms>