85 entries under investigate topic. ×

2
track down(verb, expression, beat, check, follow)
1
be after(verb, follow, pursue, scratch)
1
beat about(verb, expression, check, examine, look)
1
bird-dog(verb, follow, pursue, seek)
1
bob for(verb, expression, follow, pursue)
1
burrow(verb, action, clear, dig)
1
chase(verb, follow, pursue, seek)
1
chase after(verb, expression, check, examine, look)
1
check(verb, examine, look, seek)
1
delve for(verb, expression, follow, pursue)
1
dig for(verb, expression, follow, pursue)
1
dragnet(verb, follow, pursue, scratch)
1
dredge(action, search, dig, probe)
1
fan(verb, follow, pursue, scratch)
1
fish(verb, follow, pursue, seek, search)
1
follow(verb, pursue, seek, chase)
1
frisk(verb, check, examine, look, seek)
1
go after(verb, expression, follow, examine, pursue)
1
go in quest of(verb, expression, idiom, check, examine)
1
go over with a fine-tooth comb(verb, expression, idiom, beat, check)
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APASmart Define. (2015). ransack thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/ransack/thesaurus/synonyms
ChicagoSmart Define. 2015. "ransack thesaurus" https://smartdefine.org/ransack/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, ransack thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/ransack/thesaurus/synonyms>.
MLASmart Define. "ransack thesaurus" 10 April 2015. Web. 30 September 2026. <https://smartdefine.org/ransack/thesaurus/synonyms>