awkward blankminded blind blindfold blindfolded callow dim-sighted dumb empty empty-headed gauche green groping ignorant imperceptive impercipient inane inexperienced innocent insensible know-nothing mind-blind myopic naive nearsighted nescient nonunderstanding purblind raw shortsighted simple strange to tentative unacquainted unapprehending unapprized unconversant undiscerning unenlightened unfamiliar unilluminated uninformed uninitiated unintelligent unknowing unperceptive unposted unripe unsure unversed vacuous