THESAURUS
mistaught
Gothic, Philistine, barbarous, bookless, deceived, functionally illiterate, grammarless, heathen, hoodwinked, ill-educated, illiterate, led astray, lowbrow, misadvised, misdirected, misguided, misinformed, misinstructed, misled, nonintellectual, pagan, rude, unbooked, unbookish, unbooklearned, unbriefed, uncultivated, uncultured, unedified, uneducated, unerudite, unguided, uninstructed, unintellectual, unlearned, unlettered, unliterary, unread, unrefined, unscholarly, unschooled, unstudious, untaught, untutored