80 entries under investigate topic. ×

1
rummage(action, dig, probe, rob)
1
shovel(action, dig, research, probe)
1
sort out(verb, expression, settle, resolve, view)
1
sound out(expression, ask, dig, penetrate)
1
spade(action, dig, research, probe)
1
test(verb, check, examine, try, discover)
1
test the waters(expression, idiom, dig, penetrate)
1
trowel(action, dig, research, probe)
1
turn inside out(verb, expression, idiom, action, examine)
0
consult
0
do tests(expression, study)
0
find out about(verb, expression, idiom, study, pursue)
0
follow a line of investigation(expression, idiom, study)
0
have a look at(verb, expression, idiom, inspect)
0
look up(expression, study)
0
play around with(expression, idiom, study)
0
read up on(expression, idiom, study)
0
scope(verb, view, examine, survey)
0
take a look at(verb, expression, idiom, inspect)
0
view(verb, examine, survey, scrutinize)
11 years ago|4.4k views|share |citing 
APASmart Define. (2015). look into thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/look_into/thesaurus/synonyms
ChicagoSmart Define. 2015. "look into thesaurus" https://smartdefine.org/look_into/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, look into thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/look_into/thesaurus/synonyms>.
MLASmart Define. "look into thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/look_into/thesaurus/synonyms>