Synonyms and related words :
analytic, awkward, blankminded, callow, dumb, empty, empty-headed, examinational, examinatorial, examining, explorational, explorative, exploratory, fact-finding, feeling, gauche, green, heuristic, ignorant, inane, indagative, inexperienced, innocent, inspectional, inspectorial, investigational, investigative, investigatory, know-nothing, naive, nescient, raw, simple, strange to, tentative, testing, trying, unacquainted, unapprized, uncomprehending, unconversant, unenlightened, unfamiliar, unilluminated, uninformed, uninitiated, unintelligent, unknowing, unposted, unripe, unsure, unversed, vacuous, zetetic