a novice at a stranger to awkward blankminded callow disaccustomed dumb empty empty-headed fresh gauche green green as grass groping ignorant immature inane inexperienced innocent know-nothing naive nescient new to raw rusty simple strange to tentative unaccustomed unaccustomed to unacquainted unapprized uncomprehending unconversant unconversant with undeveloped unenlightened unexperienced unfamiliar unfamiliar with unfledged unhabituated unhardened unilluminated uninformed uninitiated uninitiated in unintelligent uninured unknowing unmatured unposted unpracticed unpracticed in unripe unseasoned unskilled in unsure untrained untried unused unused to unversed unversed in unwonted vacuous weaned