63 entries under probe topic. ×

1
be all ears(verb, study, consider, examine, review)
1
bug(verb, study, consider, examine, review)
1
burrow(verb, action, examine, try, discover)
1
dredge(action, investigate, dig, research)
1
excavate(action, investigate, dig, research)
1
eyeball(verb, study, consider, examine, review)
1
ferret out(expression, action, dig, burrow)
1
frisk(verb, study, consider, examine, review)
1
gouge out(expression, action, dig, burrow)
1
jump into(expression, action, dig, burrow)
1
leave no stone unturned(verb, expression, idiom, action, sound)
1
listen in(verb, expression, study, consider, examine)
1
quiz(verb, check, examine, try, confirm)
1
ransack(verb, action, turn, investigate, dig)
1
rummage(action, investigate, dig, rob)
1
scoop out(expression, action, dig, burrow)
1
shovel(action, investigate, dig, research)
1
spade(action, investigate, dig, research)
1
tap(verb, study, consider, examine, review)
1
test(verb, check, examine, try, discover)
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APASmart Define. (2015). look into thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/look_into/thesaurus/synonyms
ChicagoSmart Define. 2015. "look into thesaurus" https://smartdefine.org/look_into/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, look into thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/look_into/thesaurus/synonyms>.
MLASmart Define. "look into thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/look_into/thesaurus/synonyms>