untaught

Etymology

From Middle English untauȝt; equivalent to un- + taught.

adj

1. Not taught; uneducated.
   My ſcoles are not for unthriftes untaught, For frantick faitours half mad and half ſtraught; But my learning is of another degree c. 1515–1516, published 1568, John Skelton, Againſt venemous tongues enpoyſoned with ſclaunder and falſe detractions &c.
   The gazing, the spying, and the ability to divine the eternal in the vivid manifestations of nature, here attributed to the young child, seem to be realised in this relatively untaught child of the woods of Oregon. 2005, Christine Alexander, Juliet McMaster, The Child Writer from Austen to Woolf, page 58
2. (not comparable) Not taught; not conveyed by means of instruction.
   What they used to teach here Now goes untaught. 1937, Manly Wade Wellman, School for the Unspeakable