mid-14c., "not possessed of book-learning," from un- (1) "not" + lettered. An Englished form of illiterate. Similar formation in Middle Dutch ongelettert.
special tutorials to assist the unlettered sector of society
exhibiting contempt for his unlettered companions
unlearn
unlearned
unleash
unleavened
unless
unlettered
unlicensed
unlike
unlikely
unlimber
unlimited