77 entries under investigate topic. ×

1
sift(examine, request, ask, inspect)
1
sound(verb, examine, test, survey)
1
study(verb, check, observe, examine, review)
1
superintend(verb, study, check, observe, examine)
1
supervise(verb, study, check, observe, examine)
1
test the waters(verb, expression, idiom, sound, examine)
1
verify(verb, examine, test, survey)
1
vet(verb, study, check, observe, examine)
1
view(verb, study, check, observe, examine)
1
watch(verb, study, check, observe, examine)
0
assess(verb, check, examine, question)
0
dig(explore, research, delve)
0
give something the once-over(verb, expression, idiom, study, check)
0
look-see(dig, explore, research, delve)
0
poke(dig, explore, research, delve)
0
research
0
sweat out(verb, expression, examine, review, question)
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APASmart Define. (2016). catechize thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/catechize/thesaurus/synonyms
ChicagoSmart Define. 2016. "catechize thesaurus" https://smartdefine.org/catechize/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, catechize thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/catechize/thesaurus/synonyms>.
MLASmart Define. "catechize thesaurus" 17 February 2016. Web. 25 September 2026. <https://smartdefine.org/catechize/thesaurus/synonyms>