learn

To gain knowledge or skill in something through study, experience, or instruction; to come to know or understand something.

• She wants to learn how to play the guitar. — She desires to acquire the skill of playing the guitar.
• He quickly learned from his mistakes. — He gained understanding and improved his behavior based on past errors.
• I learned that honesty is the best policy. — I came to realize and accept that honesty is the most effective approach.

Though almost entirely replaced by 'learning' in modern usage, 'learn' can, in archaic or highly formal contexts, refer to the act or process of acquiring knowledge or skill, or the knowledge itself.

• In his pursuit of learn, he read every book he could find. — In his pursuit of knowledge acquisition, he read every book he could find.
• The profound learn gained from his travels shaped his worldview. — The profound knowledge gained from his travels shaped his worldview.