64 entries under investigate topic. ×

1
gun for(verb, expression, follow, pursue)
1
interrogate(verb, examine, look, seek, search)
1
look(verb, examine, seek, search)
1
look about(verb, expression, follow, pursue)
1
look around(verb, expression, follow, pursue)
1
look for(verb, expression, beat, follow, pursue)
1
mouse(verb, follow, pursue, seek)
1
nose(verb, follow, pursue, search)
1
prospect(action, dig, research, probe)
1
question(verb, examine, look, seek, search)
1
root(verb, follow, pursue, seek, search)
1
rummage(verb, action, examine, look, seek)
1
run after(verb, expression, follow, pursue)
1
scratch(verb, follow, pursue, seek)
1
shovel(action, dig, research, probe)
1
sift(verb, action, examine, look, seek)
1
spade(action, dig, research, probe)
1
trowel(action, dig, research, probe)
1
try to find(verb, expression, idiom, follow, examine)
1
turn inside out(verb, expression, idiom, action, beat)
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APASmart Define. (2015). ferret out thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/ferret_out/thesaurus/synonyms
ChicagoSmart Define. 2015. "ferret out thesaurus" https://smartdefine.org/ferret_out/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, ferret out thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/ferret_out/thesaurus/synonyms>.
MLASmart Define. "ferret out thesaurus" 10 April 2015. Web. 1 October 2026. <https://smartdefine.org/ferret_out/thesaurus/synonyms>