overlearn

listen to the pronunciation of overlearn
İngilizce - İngilizce
To learn (something) more than is necessary; to study excessively, to take (something) too much to heart

Why the rigmarole of a military survey before enacting a measure most Americans already favoured? Maybe he over-learned the lesson of the clobbering Bill Clinton got when he barged into this area right at the start of his presidency.

To learn (something) to the point where responses become instinctive
To continue studying or practicing (something) after initial proficiency has been achieved so as to reinforce or ingrain the learned material or skill
overlearn