unlearn

v [Tn] cause (sth) to be no longer in one's knowledge or memory 从观念或记忆中清除（某事物）: You must start by unlearning all the bad habits your previous piano teacher taught you! 你得先改掉以前钢琴老师教给你的一切坏习惯!

universally, universe, university, univocal, unjust, unjustifiable, unjustifiably, unjustly, unkempt, unkind, unkindly, unkindness, unknowing, unknowingly, unknown, unlace, unladen, unlatch, unlawful, unlawfully, unlearned, unleash, unleavened, unless, unlettered, unlicensed, unlike, unlikely, unlimited, unlined, unlisted, unliterary, unload, unlock, unlooked-for, unloose, unlovable, unloved, unluckily, unlucky,