Synonyms and related words :
Gothic, Philistine, amateurish, barbarous, benighted, bookless, deceived, empty-headed, functionally illiterate, grammarless, heathen, hoodwinked, ill-educated, illiterate, know-nothing, led astray, lowbrow, misinformed, misinstructed, mistaught, nonintellectual, pagan, rude, semiskilled, unaccomplished, unbooked, unbookish, unbooklearned, unbriefed, unbusinesslike, uncoached, uncultivated, uncultured, unedified, uneducated, unendowed, unerudite, unfinished, ungifted, unguided, uninitiated, uninstructed, unintellectual, unlearned, unlettered, unliterary, unpolished, unprepared, unprimed, unprofessional, unread, unrefined, unscholarly, unschooled, unskilled, unstudious, untalented, untrained, untutored