| survey(noun, review, investigation, inquiry, autopsy) |
| trial balloon(noun, expression, review, question, examination) |
| analysis(noun, review, investigation, inquiry, autopsy) |
| check(noun, review, question, examination, investigation) |
| discussion(noun, inquiry) |
| enquiry |
| exploration(noun, review, investigation, inquiry, autopsy) |
| grilling(noun, review, investigation, inquiry, autopsy) |
| inquiring(request, query) |
| inspection(noun, review, investigation, inquiry, autopsy) |
| interpellation(noun, inquiry) |
| poll(noun, review, request, question, examination) |
| probe(noun, review, request, question, judgment) |
| problem |
| pursuit(noun, review, question, examination, investigation) |
| quest(noun, review, judgment, investigation, inquiry) |
| questionnaire |
| request(noun, review, question, examination, investigation) |
| research(noun, review, judgment, investigation, inquiry) |
| study(noun, review, investigation, inquiry, autopsy) |