unlearn -- (try to forget; put out of one's memory or knowledge)
unlearn -- (discard something previously learnt, like an old habit)
Overview of adj unlearned
The adj unlearned has 3 senses
unconditioned, innate, unlearned -- (not established by conditioning or learning; "an unconditioned reflex")
unlearned -- (not well learned)
ignorant, nescient, unlearned, unlettered -- (uneducated in general; lacking knowledge or sophistication; "an ignorant man"; "nescient of contemporary literature"; "an unlearned group incapable of understanding complex issues"; "exhibiting contempt for his unlettered companions")