| interrogating |
| interrogative(adjective, quizzical) |
| perplexed(adjective, uncertain, doubtful, hesitant, dubious) |
| query(noun, study, check, review, demand) |
| searching(noun, adjective, concern, interest, understand) |
| seeking(verb, requesting) |
| study(noun, check, review, exercise, examination) |
| suspicious(adjective, uncertain, nervous, doubtful, unsettled) |
| unbelieving(adjective, belief, uncertain, careful, doubtful) |
| agnostic(adjective, uncertain, hesitant, dubious, unsure) |
| debating |
| distrusting(verb, doubting) |
| doubt(noun, request, question, uncertainty, dissent) |
| dubious(adjective, uncertain, nervous, doubtful, unsettled) |
| exploration(noun, study, check, review, test) |
| exploring(verb, adjective) |
| incredulity(noun, doubt, uncertainty, dissent, reservation) |
| interrogatory(noun, review, request, question, investigation) |
| investigating |
| leery(wary, mistrustful, distrustful, disbelieving) |