| investigative(adjective, exploratory, postgraduate, investigatory) |
| legwork(noun, study, check, review, examination) |
| look over(verb, expression, study, check, consider) |
| pore over(verb, expression, study, check, consider) |
| proof(noun, experiment) |
| pursuit(noun, study, order, view, review) |
| question(noun, verb, study, check, consider) |
| scrutinise |
| thesis(noun, notion, theory, proposition, dissertation) |
| frisk(verb, study, check, consider, observe) |
| R and D(noun, expression, idiom, study, examination) |
| appraisal(noun, order, view, determination, conclusion) |
| argument(noun, notion, theory, proposition, dissertation) |
| article(noun, dissertation) |
| ask(verb, investigate, delve) |
| assertion(noun, dissertation) |
| assessment(noun, order, check, view, review) |
| audit(noun, verb, study, check, consider) |
| benchmark(noun, verb, experiment) |
| burrow(verb, action, examine, try, discover) |