| investigation(noun, study, check, review, request) |
| inquiry(noun, study, order, check, view) |
| probe(noun, study, check, review, question) |
| examination(noun, study, order, check, view) |
| inquisition(noun, study, order, check, view) |
| inspection(noun, study, order, check, view) |
| research(noun, study, order, check, view) |
| exploration(noun, study, order, check, view) |
| quest(noun, study, order, check, view) |
| analysis(noun, study, order, check, view) |
| test(noun, study, check, review, judgment) |
| interrogation(noun, study, question, search, test) |
| scrutiny(noun, study, order, check, view) |
| trial(noun, study, check, review, approval) |
| study(noun, review, search, test, race) |
| survey(noun, study, check, review, question) |
| enquiry |
| hearing(noun, study, review, case, search) |
| autopsy(noun, review, investigation, inquiry) |
| cross-examination(noun, study, check, review, judgment) |