| curious(adjective, understanding, knowledge, investigate, penetrating) |
| inquiring(adjective, investigate, logical, penetrating, curious) |
| inquisitive(adjective, investigate, logical, penetrating, interested) |
| questioning(adjective, investigate, logical, interested, curious) |
| analytical(adjective, logical, penetrating, interested, curious) |
| searching(adjective, logical, penetrating, interested, curious) |
| fact-finding(adjective, interested, curious, tentative, examining) |
| investigatory |
| investigating |
| research(exploratory, inquisitive, postgraduate, investigatory) |
| exploratory(adjective, penetrating, tentative, searching, analytical) |
| interested(adjective, penetrating, curious, searching, analytical) |
| tentative(adjective, preliminary, experimental, examining, heuristic) |
| analytic(adjective, logical, systematic, indicative) |
| examining(adjective, logical, penetrating, interested, curious) |
| nosy(adjective, curious) |
| prying(adjective, curious) |
| snoopy(adjective, curious) |
| trial(adjective, tentative, preliminary, experimental, examining) |
| diagnostic(adjective, logical, systematic, indicative) |