63 entries under investigate topic. ×

2
seek(verb, action, check, examine, try)
2
sift(verb, action, check, examine, try)
2
track down(verb, expression, phrasal verb, beat, check)
1
action(verb, dig, immobilize, research)
1
beat about(verb, expression, phrasal verb, check, examine)
1
burrow(verb, action, examine, try, discover)
1
cast about(verb, expression, phrasal verb, check, examine)
1
chase after(verb, expression, phrasal verb, check, examine)
1
check(verb, examine, look, seek)
1
delve(verb, action, find, search)
1
dig(verb, action, discover, find)
1
dredge(action, dig, research, probe)
1
excavate(action, dig, research, probe)
1
ferret(verb, check, examine, look, seek)
1
ferret out(verb, expression, phrasal verb, action, beat)
1
frisk(verb, check, examine, look, seek)
1
go in quest of(verb, expression, idiom, phrasal verb, check)
1
go into(verb, expression, phrasal verb, action, examine)
1
go over with a fine-tooth comb(verb, expression, idiom, beat, check)
1
gouge out(verb, expression, phrasal verb, action)
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APASmart Define. (2015). turn inside out thesaurus. Retrieved September 30, 2026, from https://smartdefine.org/turn_inside_out/thesaurus/synonyms
ChicagoSmart Define. 2015. "turn inside out thesaurus" https://smartdefine.org/turn_inside_out/thesaurus/synonyms (accessed September 30, 2026).
HarvardSmart Define 2015, turn inside out thesaurus, Smart Define, viewed 30 September, 2026, <https://smartdefine.org/turn_inside_out/thesaurus/synonyms>.
MLASmart Define. "turn inside out thesaurus" 13 April 2015. Web. 30 September 2026. <https://smartdefine.org/turn_inside_out/thesaurus/synonyms>