99 entries under probe topic. ×

1
eyeball(verb, study, consider, examine, review)
1
gouge out(expression, action, dig, burrow)
1
gun(verb, study, check, consider, criticize)
1
inquisite(verb, study, consider, examine, review)
1
jump into(expression, action, dig, burrow)
1
leave no stone unturned(verb, expression, idiom, action, examine)
1
listen in(verb, expression, study, consider, examine)
1
muckrake(verb, study, consider, examine, review)
1
once-over(noun, study, check, review, examination)
1
ransack(action, pursue, seek, dig)
1
run down(verb, expression, study, consider, examine)
1
scoop out(expression, action, dig, burrow)
1
shovel(action, investigate, dig, burrow)
1
spade(action, investigate, dig, burrow)
1
spy(verb, study, consider, examine, review)
1
tap(verb, study, consider, examine, review)
1
trowel(action, investigate, dig, burrow)
1
turn inside out(verb, expression, idiom, action, examine)
1
wiretap(verb, study, consider, examine, review)
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APASmart Define. (2015). research thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/research/thesaurus/synonyms
ChicagoSmart Define. 2015. "research thesaurus" https://smartdefine.org/research/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, research thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/research/thesaurus/synonyms>.
MLASmart Define. "research thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/research/thesaurus/synonyms>