U0092000 (ŭn-lûrn′)tr.v.un·learned also un·learnt(-lûrnt′), un·learn·ing, un·learns1. To put (something learned) out of the mind; forget.2. To undo the effect of; put aside the practice of: tried to unlearn his habit of nail-biting.
unlearnt
(ʌnˈlɜːnt) or
unlearned
adj1. denoting knowledge or skills innately present and therefore not learnt2. not learnt or taken notice of: unlearnt lessons. ThesaurusSeeunlearn