Gothic Philistine barbarous bookless colloquial common conversational deceived everyday familiar functionally illiterate grammarless heathen hoodwinked ill-educated illiterate informal led astray lowbrow misinformed misinstructed mistaught nonintellectual nonstandard pagan rude spoken substandard unbooked unbookish unbooklearned unbriefed uncultivated uncultured unedified uneducated unerudite unguided uninstructed unintellectual unlearned unlettered unread unrefined unscholarly unschooled unstudied unstudious untaught untutored vernacular